diff --git a/src/main/java/com/refinedmods/refinedstorage/api/IRSAPI.java b/src/main/java/com/refinedmods/refinedstorage/api/IRSAPI.java
index 8b5001bb2..91f9e9d09 100644
--- a/src/main/java/com/refinedmods/refinedstorage/api/IRSAPI.java
+++ b/src/main/java/com/refinedmods/refinedstorage/api/IRSAPI.java
@@ -150,7 +150,7 @@ public interface IRSAPI {
      * @param type the type
      * @return a set of external storage providers
      */
-    Set<IExternalStorageProvider<?>> getExternalStorageProviders(StorageType type);
+    <T> Set<IExternalStorageProvider<T>> getExternalStorageProviders(StorageType type);
 
     /**
      * @param world    the world
diff --git a/src/main/java/com/refinedmods/refinedstorage/api/autocrafting/preview/ICraftingPreviewElement.java b/src/main/java/com/refinedmods/refinedstorage/api/autocrafting/preview/ICraftingPreviewElement.java
index e0f65e8bb..a13b3ea49 100644
--- a/src/main/java/com/refinedmods/refinedstorage/api/autocrafting/preview/ICraftingPreviewElement.java
+++ b/src/main/java/com/refinedmods/refinedstorage/api/autocrafting/preview/ICraftingPreviewElement.java
@@ -10,12 +10,7 @@ import net.minecraftforge.api.distmarker.OnlyIn;
 /**
  * Represents a crafting preview element.
  */
-public interface ICraftingPreviewElement<T> {
-    /**
-     * @return the underlying element to display
-     */
-    T getElement();
-
+public interface ICraftingPreviewElement {
     /**
      * @param matrixStack the matrix stack
      * @param x           position on the x axis to render
@@ -26,21 +21,9 @@ public interface ICraftingPreviewElement<T> {
     void draw(MatrixStack matrixStack, int x, int y, IElementDrawers drawers);
 
     /**
-     * @return available amount of the {@link #getElement()}
+     * @return true when this crafting preview elements signifies an error that disables starting a task
      */
-    int getAvailable();
-
-    /**
-     * @return the amount to craft or missing (depends on {@link #hasMissing()} amount of the {@link #getElement()}
-     */
-    int getToCraft();
-
-    /**
-     * When this is true {@link #getToCraft()} will be the missing items.
-     *
-     * @return true when items are missing, false otherwise
-     */
-    boolean hasMissing();
+    boolean doesDisableTaskStarting();
 
     /**
      * @param buf buffer to write to
diff --git a/src/main/java/com/refinedmods/refinedstorage/api/autocrafting/preview/ICraftingPreviewElementRegistry.java b/src/main/java/com/refinedmods/refinedstorage/api/autocrafting/preview/ICraftingPreviewElementRegistry.java
index 1f0c4ae13..bcc3a5923 100644
--- a/src/main/java/com/refinedmods/refinedstorage/api/autocrafting/preview/ICraftingPreviewElementRegistry.java
+++ b/src/main/java/com/refinedmods/refinedstorage/api/autocrafting/preview/ICraftingPreviewElementRegistry.java
@@ -16,7 +16,7 @@ public interface ICraftingPreviewElementRegistry {
      * @param id      the id, as specified in {@link ICraftingPreviewElement#getId()}
      * @param factory the factory
      */
-    void add(ResourceLocation id, Function<PacketBuffer, ICraftingPreviewElement<?>> factory);
+    void add(ResourceLocation id, Function<PacketBuffer, ICraftingPreviewElement> factory);
 
     /**
      * Returns a factory from the registry.
@@ -25,5 +25,5 @@ public interface ICraftingPreviewElementRegistry {
      * @return the factory, or null if no factory was found
      */
     @Nullable
-    Function<PacketBuffer, ICraftingPreviewElement<?>> get(ResourceLocation id);
+    Function<PacketBuffer, ICraftingPreviewElement> get(ResourceLocation id);
 }
diff --git a/src/main/java/com/refinedmods/refinedstorage/api/autocrafting/task/ICalculationResult.java b/src/main/java/com/refinedmods/refinedstorage/api/autocrafting/task/ICalculationResult.java
index d0540b926..6524f917c 100644
--- a/src/main/java/com/refinedmods/refinedstorage/api/autocrafting/task/ICalculationResult.java
+++ b/src/main/java/com/refinedmods/refinedstorage/api/autocrafting/task/ICalculationResult.java
@@ -16,9 +16,9 @@ public interface ICalculationResult {
     CalculationResultType getType();
 
     /**
-     * @return get a list of {@link ICraftingPreviewElement}s
+     * @return get a list of preview elements
      */
-    List<ICraftingPreviewElement<?>> getPreviewElements();
+    List<ICraftingPreviewElement> getPreviewElements();
 
     /**
      * @return the task if the calculation {@link #isOk()}, otherwise null
diff --git a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/CraftingPreviewElementRegistry.java b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/CraftingPreviewElementRegistry.java
index 772b4fb60..f7530a9e9 100644
--- a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/CraftingPreviewElementRegistry.java
+++ b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/CraftingPreviewElementRegistry.java
@@ -11,16 +11,16 @@ import java.util.Map;
 import java.util.function.Function;
 
 public class CraftingPreviewElementRegistry implements ICraftingPreviewElementRegistry {
-    private final Map<ResourceLocation, Function<PacketBuffer, ICraftingPreviewElement<?>>> registry = new HashMap<>();
+    private final Map<ResourceLocation, Function<PacketBuffer, ICraftingPreviewElement>> registry = new HashMap<>();
 
     @Override
-    public void add(ResourceLocation id, Function<PacketBuffer, ICraftingPreviewElement<?>> factory) {
+    public void add(ResourceLocation id, Function<PacketBuffer, ICraftingPreviewElement> factory) {
         registry.put(id, factory);
     }
 
     @Nullable
     @Override
-    public Function<PacketBuffer, ICraftingPreviewElement<?>> get(ResourceLocation id) {
+    public Function<PacketBuffer, ICraftingPreviewElement> get(ResourceLocation id) {
         return registry.get(id);
     }
 }
diff --git a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/ErrorCraftingPreviewElement.java b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/ErrorCraftingPreviewElement.java
index 51e8f8d1f..5211b9ecd 100644
--- a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/ErrorCraftingPreviewElement.java
+++ b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/ErrorCraftingPreviewElement.java
@@ -9,20 +9,19 @@ import net.minecraft.item.ItemStack;
 import net.minecraft.network.PacketBuffer;
 import net.minecraft.util.ResourceLocation;
 
-public class ErrorCraftingPreviewElement implements ICraftingPreviewElement<ItemStack> {
+public class ErrorCraftingPreviewElement implements ICraftingPreviewElement {
     public static final ResourceLocation ID = new ResourceLocation(RS.ID, "error");
 
     private final CalculationResultType type;
-    private final ItemStack stack;
+    private final ItemStack recursedPattern;
 
-    public ErrorCraftingPreviewElement(CalculationResultType type, ItemStack stack) {
+    public ErrorCraftingPreviewElement(CalculationResultType type, ItemStack recursedPattern) {
         this.type = type;
-        this.stack = stack;
+        this.recursedPattern = recursedPattern;
     }
 
-    @Override
-    public ItemStack getElement() {
-        return stack;
+    public ItemStack getRecursedPattern() {
+        return recursedPattern;
     }
 
     @Override
@@ -31,24 +30,14 @@ public class ErrorCraftingPreviewElement implements ICraftingPreviewElement<Item
     }
 
     @Override
-    public int getAvailable() {
-        return 0;
-    }
-
-    @Override
-    public int getToCraft() {
-        return 0;
-    }
-
-    @Override
-    public boolean hasMissing() {
-        return false;
+    public boolean doesDisableTaskStarting() {
+        return true;
     }
 
     @Override
     public void write(PacketBuffer buf) {
         buf.writeInt(type.ordinal());
-        buf.writeItemStack(stack);
+        buf.writeItemStack(recursedPattern);
     }
 
     public CalculationResultType getType() {
diff --git a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/FluidCraftingPreviewElement.java b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/FluidCraftingPreviewElement.java
index 206d104b6..96af13564 100644
--- a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/FluidCraftingPreviewElement.java
+++ b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/FluidCraftingPreviewElement.java
@@ -14,7 +14,7 @@ import net.minecraftforge.api.distmarker.Dist;
 import net.minecraftforge.api.distmarker.OnlyIn;
 import net.minecraftforge.fluids.FluidStack;
 
-public class FluidCraftingPreviewElement implements ICraftingPreviewElement<FluidStack> {
+public class FluidCraftingPreviewElement implements ICraftingPreviewElement {
     public static final ResourceLocation ID = new ResourceLocation(RS.ID, "fluid");
 
     private final FluidStack stack;
@@ -51,8 +51,7 @@ public class FluidCraftingPreviewElement implements ICraftingPreviewElement<Flui
         return new FluidCraftingPreviewElement(stack, available, missing, toCraft);
     }
 
-    @Override
-    public FluidStack getElement() {
+    public FluidStack getStack() {
         return stack;
     }
 
@@ -66,7 +65,7 @@ public class FluidCraftingPreviewElement implements ICraftingPreviewElement<Flui
         x += 5;
         y += 7;
 
-        drawers.getFluidDrawer().draw(matrixStack, x, y, getElement());
+        drawers.getFluidDrawer().draw(matrixStack, x, y, getStack());
 
         float scale = Minecraft.getInstance().getForceUnicodeFont() ? 1F : 0.5F;
 
@@ -75,15 +74,15 @@ public class FluidCraftingPreviewElement implements ICraftingPreviewElement<Flui
         matrixStack.push();
         matrixStack.scale(scale, scale, 1);
 
-        if (getToCraft() > 0) {
-            String format = hasMissing() ? "gui.refinedstorage.crafting_preview.missing" : "gui.refinedstorage.crafting_preview.to_craft";
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.format(format, API.instance().getQuantityFormatter().formatInBucketForm(getToCraft())));
+        if (toCraft > 0) {
+            String format = doesDisableTaskStarting() ? "gui.refinedstorage.crafting_preview.missing" : "gui.refinedstorage.crafting_preview.to_craft";
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.format(format, API.instance().getQuantityFormatter().formatInBucketForm(toCraft)));
 
             y += 7;
         }
 
-        if (getAvailable() > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.format("gui.refinedstorage.crafting_preview.available", API.instance().getQuantityFormatter().formatInBucketForm(getAvailable())));
+        if (available > 0) {
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.format("gui.refinedstorage.crafting_preview.available", API.instance().getQuantityFormatter().formatInBucketForm(available)));
         }
 
         matrixStack.pop();
@@ -93,26 +92,16 @@ public class FluidCraftingPreviewElement implements ICraftingPreviewElement<Flui
         this.available += amount;
     }
 
-    @Override
-    public int getAvailable() {
-        return available;
-    }
-
     public void addToCraft(int amount) {
         this.toCraft += amount;
     }
 
-    @Override
-    public int getToCraft() {
-        return this.toCraft;
-    }
-
     public void setMissing(boolean missing) {
         this.missing = missing;
     }
 
     @Override
-    public boolean hasMissing() {
+    public boolean doesDisableTaskStarting() {
         return missing;
     }
 
diff --git a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/ItemCraftingPreviewElement.java b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/ItemCraftingPreviewElement.java
index 9611906dd..b3fa7f131 100644
--- a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/ItemCraftingPreviewElement.java
+++ b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/ItemCraftingPreviewElement.java
@@ -14,7 +14,7 @@ import net.minecraftforge.api.distmarker.Dist;
 import net.minecraftforge.api.distmarker.OnlyIn;
 import net.minecraftforge.items.ItemHandlerHelper;
 
-public class ItemCraftingPreviewElement implements ICraftingPreviewElement<ItemStack> {
+public class ItemCraftingPreviewElement implements ICraftingPreviewElement {
     public static final ResourceLocation ID = new ResourceLocation(RS.ID, "item");
 
     private final ItemStack stack;
@@ -34,6 +34,10 @@ public class ItemCraftingPreviewElement implements ICraftingPreviewElement<ItemS
         this.toCraft = toCraft;
     }
 
+    public ItemStack getStack() {
+        return stack;
+    }
+
     @Override
     public void write(PacketBuffer buf) {
         buf.writeItemStack(stack);
@@ -51,11 +55,6 @@ public class ItemCraftingPreviewElement implements ICraftingPreviewElement<ItemS
         return new ItemCraftingPreviewElement(stack, available, missing, toCraft);
     }
 
-    @Override
-    public ItemStack getElement() {
-        return stack;
-    }
-
     @Override
     @OnlyIn(Dist.CLIENT)
     public void draw(MatrixStack matrixStack, int x, int y, IElementDrawers drawers) {
@@ -66,7 +65,7 @@ public class ItemCraftingPreviewElement implements ICraftingPreviewElement<ItemS
         x += 5;
         y += 7;
 
-        drawers.getItemDrawer().draw(matrixStack, x, y, getElement());
+        drawers.getItemDrawer().draw(matrixStack, x, y, stack);
 
         float scale = Minecraft.getInstance().getForceUnicodeFont() ? 1F : 0.5F;
 
@@ -75,15 +74,15 @@ public class ItemCraftingPreviewElement implements ICraftingPreviewElement<ItemS
         matrixStack.push();
         matrixStack.scale(scale, scale, 1);
 
-        if (getToCraft() > 0) {
-            String format = hasMissing() ? "gui.refinedstorage.crafting_preview.missing" : "gui.refinedstorage.crafting_preview.to_craft";
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.format(format, getToCraft()));
+        if (toCraft > 0) {
+            String format = doesDisableTaskStarting() ? "gui.refinedstorage.crafting_preview.missing" : "gui.refinedstorage.crafting_preview.to_craft";
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.format(format, toCraft));
 
             y += 7;
         }
 
-        if (getAvailable() > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.format("gui.refinedstorage.crafting_preview.available", getAvailable()));
+        if (available > 0) {
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.format("gui.refinedstorage.crafting_preview.available", available));
         }
 
         matrixStack.pop();
@@ -93,26 +92,16 @@ public class ItemCraftingPreviewElement implements ICraftingPreviewElement<ItemS
         this.available += amount;
     }
 
-    @Override
-    public int getAvailable() {
-        return available;
-    }
-
     public void addToCraft(int amount) {
         this.toCraft += amount;
     }
 
-    @Override
-    public int getToCraft() {
-        return this.toCraft;
-    }
-
     public void setMissing(boolean missing) {
         this.missing = missing;
     }
 
     @Override
-    public boolean hasMissing() {
+    public boolean doesDisableTaskStarting() {
         return missing;
     }
 
diff --git a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/calculator/CalculationResult.java b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/calculator/CalculationResult.java
index 57a7d3728..72061737f 100644
--- a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/calculator/CalculationResult.java
+++ b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/calculator/CalculationResult.java
@@ -13,7 +13,7 @@ import java.util.List;
 public class CalculationResult implements ICalculationResult {
     private final CalculationResultType type;
     private final ICraftingPattern recursedPattern;
-    private final List<ICraftingPreviewElement<?>> previewElements;
+    private final List<ICraftingPreviewElement> previewElements;
     private final ICraftingTask craftingTask;
 
     public CalculationResult(CalculationResultType type) {
@@ -30,7 +30,7 @@ public class CalculationResult implements ICalculationResult {
         this.craftingTask = null;
     }
 
-    public CalculationResult(CalculationResultType type, List<ICraftingPreviewElement<?>> previewElements, @Nullable ICraftingTask craftingTask) {
+    public CalculationResult(CalculationResultType type, List<ICraftingPreviewElement> previewElements, @Nullable ICraftingTask craftingTask) {
         this.type = type;
         this.recursedPattern = null;
         this.previewElements = previewElements;
@@ -43,7 +43,7 @@ public class CalculationResult implements ICalculationResult {
     }
 
     @Override
-    public List<ICraftingPreviewElement<?>> getPreviewElements() {
+    public List<ICraftingPreviewElement> getPreviewElements() {
         return previewElements;
     }
 
diff --git a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/calculator/CraftingCalculator.java b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/calculator/CraftingCalculator.java
index f8ab61f0e..707c8e079 100644
--- a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/calculator/CraftingCalculator.java
+++ b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/calculator/CraftingCalculator.java
@@ -76,7 +76,7 @@ public class CraftingCalculator {
             craftingPreviewInfo.getToCraftFluids().add(StackUtils.copy(requested.getFluid(), qty * qtyPerCraft));
         }
 
-        List<ICraftingPreviewElement<?>> previewElements = new CraftingPreviewElementFactory().getElements(craftingPreviewInfo);
+        List<ICraftingPreviewElement> previewElements = new CraftingPreviewElementFactory().getElements(craftingPreviewInfo);
 
         if (craftingPreviewInfo.hasMissing()) {
             return new CalculationResult(CalculationResultType.MISSING, previewElements, null);
diff --git a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/preview/CraftingPreviewElementFactory.java b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/preview/CraftingPreviewElementFactory.java
index 60690470e..b1ce5244d 100644
--- a/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/preview/CraftingPreviewElementFactory.java
+++ b/src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/preview/CraftingPreviewElementFactory.java
@@ -15,7 +15,7 @@ import java.util.List;
 import java.util.Map;
 
 public class CraftingPreviewElementFactory {
-    public List<ICraftingPreviewElement<?>> getElements(CraftingPreviewInfo info) {
+    public List<ICraftingPreviewElement> getElements(CraftingPreviewInfo info) {
         Map<Integer, ItemCraftingPreviewElement> map = new LinkedHashMap<>();
         Map<Integer, FluidCraftingPreviewElement> mapFluids = new LinkedHashMap<>();
 
@@ -63,7 +63,7 @@ public class CraftingPreviewElementFactory {
             previewStack.addAvailable(stack.getStack().getAmount());
         }
 
-        List<ICraftingPreviewElement<?>> elements = new ArrayList<>();
+        List<ICraftingPreviewElement> elements = new ArrayList<>();
 
         elements.addAll(map.values());
         elements.addAll(mapFluids.values());
diff --git a/src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/ExternalStorageNetworkNode.java b/src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/ExternalStorageNetworkNode.java
index 8cecc927b..8620a8f45 100644
--- a/src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/ExternalStorageNetworkNode.java
+++ b/src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/ExternalStorageNetworkNode.java
@@ -212,17 +212,17 @@ public class ExternalStorageNetworkNode extends NetworkNode implements IStorageP
 
         if (facing != null) {
             if (type == IType.ITEMS) {
-                for (IExternalStorageProvider<?> provider : API.instance().getExternalStorageProviders(StorageType.ITEM)) {
+                for (IExternalStorageProvider<ItemStack> provider : API.instance().<ItemStack>getExternalStorageProviders(StorageType.ITEM)) {
                     if (provider.canProvide(facing, getDirection())) {
-                        itemStorages.add((IExternalStorage<ItemStack>) provider.provide(this, getFacingTile(), getDirection()));
+                        itemStorages.add(provider.provide(this, getFacingTile(), getDirection()));
 
                         break;
                     }
                 }
             } else if (type == IType.FLUIDS) {
-                for (IExternalStorageProvider<?> provider : API.instance().getExternalStorageProviders(StorageType.FLUID)) {
+                for (IExternalStorageProvider<FluidStack> provider : API.instance().<FluidStack>getExternalStorageProviders(StorageType.FLUID)) {
                     if (provider.canProvide(facing, getDirection())) {
-                        fluidStorages.add((IExternalStorage<FluidStack>) provider.provide(this, getFacingTile(), getDirection()));
+                        fluidStorages.add(provider.provide(this, getFacingTile(), getDirection()));
 
                         break;
                     }
diff --git a/src/main/java/com/refinedmods/refinedstorage/network/grid/GridCraftingPreviewResponseMessage.java b/src/main/java/com/refinedmods/refinedstorage/network/grid/GridCraftingPreviewResponseMessage.java
index 10ad79be8..e41fdc222 100644
--- a/src/main/java/com/refinedmods/refinedstorage/network/grid/GridCraftingPreviewResponseMessage.java
+++ b/src/main/java/com/refinedmods/refinedstorage/network/grid/GridCraftingPreviewResponseMessage.java
@@ -13,19 +13,19 @@ import java.util.UUID;
 import java.util.function.Supplier;
 
 public class GridCraftingPreviewResponseMessage {
-    private final List<ICraftingPreviewElement<?>> elements;
+    private final List<ICraftingPreviewElement> elements;
     private final UUID id;
     private final int quantity;
     private final boolean fluids;
 
-    public GridCraftingPreviewResponseMessage(List<ICraftingPreviewElement<?>> elements, UUID id, int quantity, boolean fluids) {
+    public GridCraftingPreviewResponseMessage(List<ICraftingPreviewElement> elements, UUID id, int quantity, boolean fluids) {
         this.elements = elements;
         this.id = id;
         this.quantity = quantity;
         this.fluids = fluids;
     }
 
-    public List<ICraftingPreviewElement<?>> getElements() {
+    public List<ICraftingPreviewElement> getElements() {
         return elements;
     }
 
@@ -46,16 +46,16 @@ public class GridCraftingPreviewResponseMessage {
         int quantity = buf.readInt();
         boolean fluids = buf.readBoolean();
 
-        List<ICraftingPreviewElement<?>> stacks = new LinkedList<>();
+        List<ICraftingPreviewElement> elements = new LinkedList<>();
 
         int size = buf.readInt();
 
         for (int i = 0; i < size; i++) {
             ResourceLocation type = buf.readResourceLocation();
-            stacks.add(API.instance().getCraftingPreviewElementRegistry().get(type).apply(buf));
+            elements.add(API.instance().getCraftingPreviewElementRegistry().get(type).apply(buf));
         }
 
-        return new GridCraftingPreviewResponseMessage(stacks, id, quantity, fluids);
+        return new GridCraftingPreviewResponseMessage(elements, id, quantity, fluids);
     }
 
     public static void encode(GridCraftingPreviewResponseMessage message, PacketBuffer buf) {
@@ -64,9 +64,9 @@ public class GridCraftingPreviewResponseMessage {
         buf.writeBoolean(message.fluids);
         buf.writeInt(message.elements.size());
 
-        for (ICraftingPreviewElement<?> stack : message.elements) {
-            buf.writeResourceLocation(stack.getId());
-            stack.write(buf);
+        for (ICraftingPreviewElement element : message.elements) {
+            buf.writeResourceLocation(element.getId());
+            element.write(buf);
         }
     }
 
@@ -74,4 +74,4 @@ public class GridCraftingPreviewResponseMessage {
         ctx.get().enqueueWork(() -> ClientProxy.onReceivedCraftingPreviewResponseMessage(message));
         ctx.get().setPacketHandled(true);
     }
-}
\ No newline at end of file
+}
diff --git a/src/main/java/com/refinedmods/refinedstorage/screen/grid/CraftingPreviewScreen.java b/src/main/java/com/refinedmods/refinedstorage/screen/grid/CraftingPreviewScreen.java
index 16dc8b069..90f5fbceb 100644
--- a/src/main/java/com/refinedmods/refinedstorage/screen/grid/CraftingPreviewScreen.java
+++ b/src/main/java/com/refinedmods/refinedstorage/screen/grid/CraftingPreviewScreen.java
@@ -5,7 +5,6 @@ import com.mojang.blaze3d.systems.RenderSystem;
 import com.refinedmods.refinedstorage.RS;
 import com.refinedmods.refinedstorage.api.autocrafting.ICraftingPattern;
 import com.refinedmods.refinedstorage.api.autocrafting.preview.ICraftingPreviewElement;
-import com.refinedmods.refinedstorage.api.autocrafting.task.CalculationResultType;
 import com.refinedmods.refinedstorage.api.render.IElementDrawers;
 import com.refinedmods.refinedstorage.apiimpl.autocrafting.preview.ErrorCraftingPreviewElement;
 import com.refinedmods.refinedstorage.apiimpl.autocrafting.preview.FluidCraftingPreviewElement;
@@ -39,7 +38,7 @@ import java.util.UUID;
 public class CraftingPreviewScreen extends BaseScreen<Container> {
     private static final int VISIBLE_ROWS = 5;
 
-    private final List<ICraftingPreviewElement<?>> stacks;
+    private final List<ICraftingPreviewElement> elements;
     private final Screen parent;
 
     private final ScrollbarWidget scrollbar;
@@ -53,7 +52,7 @@ public class CraftingPreviewScreen extends BaseScreen<Container> {
 
     private final IElementDrawers drawers = new CraftingPreviewElementDrawers(this, font);
 
-    public CraftingPreviewScreen(Screen parent, List<ICraftingPreviewElement<?>> stacks, UUID id, int quantity, boolean fluids, ITextComponent title) {
+    public CraftingPreviewScreen(Screen parent, List<ICraftingPreviewElement> elements, UUID id, int quantity, boolean fluids, ITextComponent title) {
         super(new Container(null, 0) {
             @Override
             public boolean canInteractWith(@Nonnull PlayerEntity player) {
@@ -61,7 +60,7 @@ public class CraftingPreviewScreen extends BaseScreen<Container> {
             }
         }, 254, 201, null, title);
 
-        this.stacks = new ArrayList<>(stacks);
+        this.elements = new ArrayList<>(elements);
         this.parent = parent;
 
         this.id = id;
@@ -76,7 +75,7 @@ public class CraftingPreviewScreen extends BaseScreen<Container> {
         addButton(x + 55, y + 201 - 20 - 7, 50, 20, new TranslationTextComponent("gui.cancel"), true, true, btn -> close());
 
         Button startButton = addButton(x + 129, y + 201 - 20 - 7, 50, 20, new TranslationTextComponent("misc.refinedstorage.start"), true, true, btn -> startRequest());
-        startButton.active = stacks.stream().noneMatch(ICraftingPreviewElement::hasMissing) && getErrorType() == null;
+        startButton.active = elements.stream().noneMatch(ICraftingPreviewElement::doesDisableTaskStarting);
     }
 
     @Override
@@ -86,9 +85,9 @@ public class CraftingPreviewScreen extends BaseScreen<Container> {
     }
 
     @Nullable
-    private CalculationResultType getErrorType() {
-        if (stacks.size() == 1 && stacks.get(0) instanceof ErrorCraftingPreviewElement) {
-            return ((ErrorCraftingPreviewElement) stacks.get(0)).getType();
+    private ErrorCraftingPreviewElement getError() {
+        if (elements.size() == 1 && elements.get(0) instanceof ErrorCraftingPreviewElement) {
+            return (ErrorCraftingPreviewElement) elements.get(0);
         }
 
         return null;
@@ -100,7 +99,7 @@ public class CraftingPreviewScreen extends BaseScreen<Container> {
 
         blit(matrixStack, x, y, 0, 0, xSize, ySize);
 
-        if (getErrorType() != null) {
+        if (getError() != null) {
             fill(matrixStack, x + 7, y + 20, x + 228, y + 169, 0xFFDBDBDB);
         }
 
@@ -116,9 +115,9 @@ public class CraftingPreviewScreen extends BaseScreen<Container> {
 
         float scale = Minecraft.getInstance().getForceUnicodeFont() ? 1F : 0.5F;
 
-        CalculationResultType errorType = getErrorType();
-        if (errorType != null) {
-            renderError(matrixStack, x, y, scale, errorType);
+        ErrorCraftingPreviewElement error = getError();
+        if (error != null) {
+            renderError(matrixStack, x, y, scale, error);
         } else {
             renderPreview(matrixStack, mouseX, mouseY, x, y);
         }
@@ -134,8 +133,8 @@ public class CraftingPreviewScreen extends BaseScreen<Container> {
         this.hoveringFluid = null;
 
         for (int i = 0; i < 3 * 5; ++i) {
-            if (slot < stacks.size()) {
-                renderElement(matrixStack, mouseX, mouseY, x, y, stacks.get(slot));
+            if (slot < elements.size()) {
+                renderElement(matrixStack, mouseX, mouseY, x, y, elements.get(slot));
             }
 
             if ((i + 1) % 3 == 0) {
@@ -149,35 +148,33 @@ public class CraftingPreviewScreen extends BaseScreen<Container> {
         }
     }
 
-    private void renderElement(MatrixStack matrixStack, int mouseX, int mouseY, int x, int y, ICraftingPreviewElement<?> element) {
+    private void renderElement(MatrixStack matrixStack, int mouseX, int mouseY, int x, int y, ICraftingPreviewElement element) {
         element.draw(matrixStack, x, y + 5, drawers);
 
         if (RenderUtils.inBounds(x + 5, y + 7, 16, 16, mouseX, mouseY)) {
-            this.hoveringStack = element.getId().equals(ItemCraftingPreviewElement.ID) ? (ItemStack) element.getElement() : null;
+            this.hoveringStack = element instanceof ItemCraftingPreviewElement ? ((ItemCraftingPreviewElement) element).getStack() : null;
 
             if (this.hoveringStack == null) {
-                this.hoveringFluid = element.getId().equals(FluidCraftingPreviewElement.ID) ? (FluidStack) element.getElement() : null;
+                this.hoveringFluid = element instanceof FluidCraftingPreviewElement ? ((FluidCraftingPreviewElement) element).getStack() : null;
             }
         }
     }
 
-    private void renderError(MatrixStack matrixStack, int x, int y, float scale, CalculationResultType errorType) {
+    private void renderError(MatrixStack matrixStack, int x, int y, float scale, ErrorCraftingPreviewElement errorElement) {
         matrixStack.push();
         matrixStack.scale(scale, scale, 1);
 
         renderString(matrixStack, RenderUtils.getOffsetOnScale(x + 5, scale), RenderUtils.getOffsetOnScale(y + 11, scale), I18n.format("gui.refinedstorage.crafting_preview.error"));
 
-        switch (errorType) {
+        switch (errorElement.getType()) {
             case RECURSIVE:
-                renderRecursiveError(matrixStack, x, y, scale);
-                break;
-            case OK:
-            case MISSING:
-            case NO_PATTERN:
+                renderRecursiveError(matrixStack, x, y, scale, errorElement.getRecursedPattern());
                 break;
             case TOO_COMPLEX:
                 renderTooComplexError(matrixStack, x, y, scale);
                 break;
+            default:
+                break;
         }
 
         matrixStack.pop();
@@ -188,7 +185,7 @@ public class CraftingPreviewScreen extends BaseScreen<Container> {
         renderString(matrixStack, RenderUtils.getOffsetOnScale(x + 5, scale), RenderUtils.getOffsetOnScale(y + 31, scale), I18n.format("gui.refinedstorage.crafting_preview.error.too_complex.1"));
     }
 
-    private void renderRecursiveError(MatrixStack matrixStack, int x, int y, float scale) {
+    private void renderRecursiveError(MatrixStack matrixStack, int x, int y, float scale, ItemStack recursedPattern) {
         renderString(matrixStack, RenderUtils.getOffsetOnScale(x + 5, scale), RenderUtils.getOffsetOnScale(y + 21, scale), I18n.format("gui.refinedstorage.crafting_preview.error.recursive.0"));
         renderString(matrixStack, RenderUtils.getOffsetOnScale(x + 5, scale), RenderUtils.getOffsetOnScale(y + 31, scale), I18n.format("gui.refinedstorage.crafting_preview.error.recursive.1"));
         renderString(matrixStack, RenderUtils.getOffsetOnScale(x + 5, scale), RenderUtils.getOffsetOnScale(y + 41, scale), I18n.format("gui.refinedstorage.crafting_preview.error.recursive.2"));
@@ -196,15 +193,12 @@ public class CraftingPreviewScreen extends BaseScreen<Container> {
 
         renderString(matrixStack, RenderUtils.getOffsetOnScale(x + 5, scale), RenderUtils.getOffsetOnScale(y + 61, scale), I18n.format("gui.refinedstorage.crafting_preview.error.recursive.4"));
 
-        ICraftingPattern pattern = PatternItem.fromCache(parent.getMinecraft().world, (ItemStack) stacks.get(0).getElement());
+        ICraftingPattern pattern = PatternItem.fromCache(parent.getMinecraft().world, recursedPattern);
 
         int yy = 83;
         for (ItemStack output : pattern.getOutputs()) {
             if (output != null) {
-                matrixStack.push();
-                matrixStack.scale(scale, scale, 1);
                 renderString(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy + 6, scale), output.getDisplayName().getString());
-                matrixStack.pop();
 
                 RenderHelper.setupGui3DDiffuseLighting();
                 RenderSystem.enableDepthTest();
@@ -282,7 +276,7 @@ public class CraftingPreviewScreen extends BaseScreen<Container> {
     }
 
     private int getRows() {
-        return Math.max(0, (int) Math.ceil((float) stacks.size() / 3F));
+        return Math.max(0, (int) Math.ceil((float) elements.size() / 3F));
     }
 
     private void close() {