skip listener when current transformation is null

JohT · May 8, 2022 · f092d80 · f092d80
1 parent f7d2c63
commit f092d80
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/dsp/transformations/TransformationFactory.cpp b/src/dsp/transformations/TransformationFactory.cpp
@@ -92,7 +92,9 @@ auto TransformationFactory::createTransformation(
 
 void TransformationFactory::registerForTransformationResults(TransformationListener *value) {
     listenerToHandOverToEveryNewTransformation = value;
-    currentTransformation->setTransformResultListener(listenerToHandOverToEveryNewTransformation);
+    if (currentTransformation != nullptr) {
+        currentTransformation->setTransformResultListener(listenerToHandOverToEveryNewTransformation);
+    }
 }
 
 void TransformationFactory::deleteTransformation() {