diff --git a/idea/src/org/jetbrains/jet/plugin/intentions/SpecifyTypeExplicitlyAction.java b/idea/src/org/jetbrains/jet/plugin/intentions/SpecifyTypeExplicitlyAction.java
index 5bd9494fbf9..da8de39f60d 100644
--- a/idea/src/org/jetbrains/jet/plugin/intentions/SpecifyTypeExplicitlyAction.java
+++ b/idea/src/org/jetbrains/jet/plugin/intentions/SpecifyTypeExplicitlyAction.java
@@ -155,7 +155,8 @@ public class SpecifyTypeExplicitlyAction extends PsiElementBaseIntentionAction {
             @NotNull final JetCallableDeclaration declaration,
             @NotNull JetType exprType
     ) {
-        assert !exprType.isError() : "Unexpected error type: " + declaration.getText();
+        assert !exprType.isError() : "Unexpected error type, should have been checked before: "
+                                     + JetPsiUtil.getElementTextWithContext(declaration) + ", type = " + exprType;
 
         ClassifierDescriptor descriptor = exprType.getConstructor().getDeclarationDescriptor();
         boolean isAnonymous = descriptor != null && DescriptorUtils.isAnonymousObject(descriptor);