diff --git a/platform/smRunner/src/com/intellij/execution/testframework/sm/runner/GeneralTestEventsProcessor.java b/platform/smRunner/src/com/intellij/execution/testframework/sm/runner/GeneralTestEventsProcessor.java
index ce2112e80170..c15b0c7ce445 100644
--- a/platform/smRunner/src/com/intellij/execution/testframework/sm/runner/GeneralTestEventsProcessor.java
+++ b/platform/smRunner/src/com/intellij/execution/testframework/sm/runner/GeneralTestEventsProcessor.java
@@ -244,7 +244,12 @@ public abstract class GeneralTestEventsProcessor implements Disposable {
   }
 
   public void stopEventProcessing() {
-    UIUtil.invokeLaterIfNeeded(() -> myTransferToEDTQueue.drain());
+    UIUtil.invokeLaterIfNeeded(() -> {
+      if (myProject.isDisposed()) {
+        return;
+      }
+      myTransferToEDTQueue.drain();
+    });
   }