diff --git a/compiler/psi/src/org/jetbrains/kotlin/psi/KtElementImplStub.java b/compiler/psi/src/org/jetbrains/kotlin/psi/KtElementImplStub.java
index f8dd426e95c..bd255f9512f 100644
--- a/compiler/psi/src/org/jetbrains/kotlin/psi/KtElementImplStub.java
+++ b/compiler/psi/src/org/jetbrains/kotlin/psi/KtElementImplStub.java
@@ -20,6 +20,7 @@ import com.intellij.extapi.psi.StubBasedPsiElementBase;
 import com.intellij.lang.ASTNode;
 import com.intellij.lang.Language;
 import com.intellij.psi.*;
+import com.intellij.psi.impl.source.PsiFileImpl;
 import com.intellij.psi.stubs.IStubElementType;
 import com.intellij.psi.stubs.StubElement;
 import com.intellij.util.IncorrectOperationException;
@@ -70,8 +71,12 @@ public class KtElementImplStub<T extends StubElement<?>> extends StubBasedPsiEle
         if (!(file instanceof KtFile)) {
             // KtElementImpl.copy() might be the reason for this exception
             String fileString = file.isValid() ? (" " + file.getText()) : "";
-            throw new IllegalStateException("KtElement not inside KtFile: " + file + fileString +
-                                            " for element " + this + " of type " + this.getClass() + " node = " + getNode());
+            // getNode() will fail if getContainingFile() returns not PsiFileImpl instance
+            String nodeString = (file instanceof PsiFileImpl ? (" node = " + getNode()) : "");
+
+            throw new IllegalStateException("KtElement not inside KtFile: " +
+                                            file + fileString + " of type " + file.getClass() +
+                                            " for element " + this + " of type " + this.getClass() + nodeString);
         }
         return (KtFile) file;
     }
diff --git a/compiler/psi/src/org/jetbrains/kotlin/psi/KtElementImplStub.java.203 b/compiler/psi/src/org/jetbrains/kotlin/psi/KtElementImplStub.java.203
index 1ccc116d1e0..f802e8d3341 100644
--- a/compiler/psi/src/org/jetbrains/kotlin/psi/KtElementImplStub.java.203
+++ b/compiler/psi/src/org/jetbrains/kotlin/psi/KtElementImplStub.java.203
@@ -9,6 +9,7 @@ import com.intellij.extapi.psi.StubBasedPsiElementBase;
 import com.intellij.lang.ASTNode;
 import com.intellij.lang.Language;
 import com.intellij.psi.*;
+import com.intellij.psi.impl.source.PsiFileImpl;
 import com.intellij.psi.stubs.IStubElementType;
 import com.intellij.psi.stubs.StubElement;
 import com.intellij.util.IncorrectOperationException;
@@ -59,8 +60,12 @@ public class KtElementImplStub<T extends StubElement<?>> extends StubBasedPsiEle
         if (!(file instanceof KtFile)) {
             // KtElementImpl.copy() might be the reason for this exception
             String fileString = file.isValid() ? (" " + file.getText()) : "";
-            throw new IllegalStateException("KtElement not inside KtFile: " + file + fileString +
-                                            " for element " + this + " of type " + this.getClass() + " node = " + getNode());
+            // getNode() will fail if getContainingFile() returns not PsiFileImpl instance
+            String nodeString = (file instanceof PsiFileImpl ? (" node = " + getNode()) : "");
+
+            throw new IllegalStateException("KtElement not inside KtFile: " +
+                                            file + fileString + " of type " + file.getClass() +
+                                            " for element " + this + " of type " + this.getClass() + nodeString);
         }
         return (KtFile) file;
     }