diff --git a/app/Livewire/Project/Shared/EnvironmentVariable/Show.php b/app/Livewire/Project/Shared/EnvironmentVariable/Show.php
index 865ba9bcf..10a8856da 100644
--- a/app/Livewire/Project/Shared/EnvironmentVariable/Show.php
+++ b/app/Livewire/Project/Shared/EnvironmentVariable/Show.php
@@ -65,7 +65,11 @@ class Show extends Component
 
     public function delete()
     {
-        $this->env->delete();
-        $this->dispatch('refreshEnvs');
+        try {
+            $this->env->delete();
+            $this->dispatch('refreshEnvs');
+        } catch (\Exception $e) {
+            return handleError($e);
+        }
     }
 }
diff --git a/bootstrap/helpers/shared.php b/bootstrap/helpers/shared.php
index 504bed654..a00727c10 100644
--- a/bootstrap/helpers/shared.php
+++ b/bootstrap/helpers/shared.php
@@ -1330,7 +1330,8 @@ function parseDockerComposeFile(Service|Application $resource, bool $isNew = fal
                 if ($value?->startsWith('$')) {
                     $foundEnv = EnvironmentVariable::where([
                         'key' => $key,
-                        'service_id' => $resource->id,
+                        'application_id' => $resource->id,
+                        'is_preview' => false,
                     ])->first();
                     $value = Str::of(replaceVariables($value));
                     $key = $value;
@@ -1397,14 +1398,22 @@ function parseDockerComposeFile(Service|Application $resource, bool $isNew = fal
                             $defaultValue = data_get($foundEnv, 'value');
                         }
                         $isBuildTime = data_get($foundEnv, 'is_build_time', false);
-                        EnvironmentVariable::updateOrCreate([
-                            'key' => $key->value(),
-                            'application_id' => $resource->id,
-                        ], [
-                            'value' => $defaultValue,
-                            'is_build_time' => $isBuildTime,
-                            'application_id' => $resource->id,
-                        ]);
+                        if ($foundEnv) {
+                            $foundEnv->update([
+                                'key' => $key,
+                                'application_id' => $resource->id,
+                                'is_build_time' => $isBuildTime,
+                                'value' => $defaultValue,
+                            ]);
+                        } else {
+                            EnvironmentVariable::create([
+                                'key' => $key,
+                                'value' => $defaultValue,
+                                'is_build_time' => $isBuildTime,
+                                'application_id' => $resource->id,
+                                'is_preview' => false,
+                            ]);
+                        }
                     }
                 }
             }
diff --git a/config/sentry.php b/config/sentry.php
index b4f65950d..a0aeeb38b 100644
--- a/config/sentry.php
+++ b/config/sentry.php
@@ -7,7 +7,7 @@ return [
 
     // The release version of your application
     // Example with dynamic git hash: trim(exec('git --git-dir ' . base_path('.git') . ' log --pretty="%h" -n1 HEAD'))
-    'release' => '4.0.0-beta.168',
+    'release' => '4.0.0-beta.169',
     // When left empty or `null` the Laravel environment will be used
     'environment' => config('app.env'),
 
diff --git a/config/version.php b/config/version.php
index cc7516a95..bf8f3671d 100644
--- a/config/version.php
+++ b/config/version.php
@@ -1,3 +1,3 @@
 <?php
 
-return '4.0.0-beta.168';
+return '4.0.0-beta.169';
diff --git a/versions.json b/versions.json
index ff6c9a0d1..41e6fe313 100644
--- a/versions.json
+++ b/versions.json
@@ -4,7 +4,7 @@
             "version": "3.12.36"
         },
         "v4": {
-            "version": "4.0.0-beta.168"
+            "version": "4.0.0-beta.169"
         }
     }
 }