diff --git a/packages/engine/src/HedronEngine.ts b/packages/engine/src/HedronEngine.ts
index 975084cd..49560e5d 100644
--- a/packages/engine/src/HedronEngine.ts
+++ b/packages/engine/src/HedronEngine.ts
@@ -36,7 +36,11 @@ export class HedronEngine {
 
   public async initiateSketchModules(moduleIds: string[]) {
     for (const moduleId of moduleIds) {
-      await this.addSketchModule(moduleId)
+      try {
+        await this.addSketchModule(moduleId)
+      } catch (error) {
+        console.error('Init error in: ' + moduleId, error)
+      }
     }
 
     this.store.setState({ isSketchModulesReady: true })
@@ -108,6 +112,7 @@ export class HedronEngine {
 
         if (instance.getPasses) {
           instance.getPasses(debugScene).forEach((pass) => {
+            pass.name = sketch.id
             debugScene.addPass(pass)
           })
         }
diff --git a/packages/engine/src/world/EngineScene.ts b/packages/engine/src/world/EngineScene.ts
index 33da678a..0750f8a1 100644
--- a/packages/engine/src/world/EngineScene.ts
+++ b/packages/engine/src/world/EngineScene.ts
@@ -25,7 +25,15 @@ export class EngineScene {
     this.passes.push(pass)
   }
 
+  removePass(pass: Pass): void {
+    this.passes = this.passes.filter((p) => p !== pass)
+  }
+
   clearPasses(): void {
     this.passes = [this.renderPass]
   }
+
+  getPassesByName(name: string): Pass[] {
+    return this.passes.filter((pass) => pass.name === name)
+  }
 }
diff --git a/packages/engine/src/world/SketchManager.ts b/packages/engine/src/world/SketchManager.ts
index 6a7314c1..34677d76 100644
--- a/packages/engine/src/world/SketchManager.ts
+++ b/packages/engine/src/world/SketchManager.ts
@@ -35,14 +35,21 @@ export class SketchManager {
   }
 
   public removeSketchFromScene = (instanceId: string): void => {
-    const scene = getDebugScene().scene
-    const oldSketch = scene.getObjectByName(instanceId)
+    const engineScene = getDebugScene()
+    const threeScene = engineScene.scene
+    const oldSketch = threeScene.getObjectByName(instanceId)
 
     if (!oldSketch) {
+      const pass = engineScene.getPassesByName(instanceId)
+      if (pass?.length) {
+        pass.forEach((p) => engineScene.removePass(p))
+        delete this.sketchInstances[instanceId]
+        return
+      }
       throw new Error(`couldn't find sketch to remove: ${instanceId}`)
     }
 
-    scene.remove(oldSketch)
+    threeScene.remove(oldSketch)
     delete this.sketchInstances[instanceId]
   }