fixes #546

2016-10-29 20:38:05 +02:00
parent 3362e24a3c
commit 5a1dc1dbc4
1 changed files with 5 additions and 0 deletions
--- a/src/main/java/com/raoulvdberge/refinedstorage/apiimpl/util/ItemStackList.java
+++ b/src/main/java/com/raoulvdberge/refinedstorage/apiimpl/util/ItemStackList.java
@@ -22,6 +22,11 @@ public class ItemStackList implements IItemStackList {

    @Override
    public void add(ItemStack stack) {
+        if (stack == null) {
+            // What you doing adding nulls?
+            return;
+        }
+
        for (ItemStack otherStack : stacks.get(stack.getItem())) {
            if (API.instance().getComparer().isEqualNoQuantity(otherStack, stack)) {
                if ((long) otherStack.stackSize + (long) stack.stackSize > Integer.MAX_VALUE) {