diff --git a/platform/xdebugger-impl/testSrc/com/intellij/xdebugger/XDebuggerTestUtil.java b/platform/xdebugger-impl/testSrc/com/intellij/xdebugger/XDebuggerTestUtil.java
index 32172f920e88..b8257bd2345b 100644
--- a/platform/xdebugger-impl/testSrc/com/intellij/xdebugger/XDebuggerTestUtil.java
+++ b/platform/xdebugger-impl/testSrc/com/intellij/xdebugger/XDebuggerTestUtil.java
@@ -440,13 +440,9 @@ public class XDebuggerTestUtil {
     }
 
     @Override
-    public void errorOccurred(String errorMessage) {
+    public void errorOccurred(@NotNull String errorMessage) {
       setErrorMessage(errorMessage);
     }
-
-    public void errorOccured(String errorMessage) {
-      errorOccurred(errorMessage);
-    }
   }
 
   public static class XTestNavigatable implements XNavigatable {