diff --git a/platform/lang-impl/src/com/intellij/psi/codeStyle/DetectableIndentOptionsProvider.java b/platform/lang-impl/src/com/intellij/psi/codeStyle/DetectableIndentOptionsProvider.java
index 800b18873dff..c8205dc11647 100644
--- a/platform/lang-impl/src/com/intellij/psi/codeStyle/DetectableIndentOptionsProvider.java
+++ b/platform/lang-impl/src/com/intellij/psi/codeStyle/DetectableIndentOptionsProvider.java
@@ -32,7 +32,6 @@ import com.intellij.openapi.editor.Document;
 import com.intellij.openapi.project.DumbAwareAction;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.vfs.VirtualFile;
-import com.intellij.psi.PsiCompiledFile;
 import com.intellij.psi.PsiDocumentManager;
 import com.intellij.psi.PsiFile;
 import com.intellij.testFramework.LightVirtualFile;
@@ -114,7 +113,7 @@ public class DetectableIndentOptionsProvider extends FileIndentOptionsProvider {
   }
 
   private boolean isEnabled(@NotNull CodeStyleSettings settings, @NotNull PsiFile file) {
-    if (file instanceof PsiCompiledFile || file.getFileType() == ScratchFileType.INSTANCE) return false;
+    if (!(file.isWritable()) || file.getFileType() == ScratchFileType.INSTANCE) return false;
     if (ApplicationManager.getApplication().isUnitTestMode()) {
       return myIsEnabledInTest;
     }
diff --git a/platform/lang-impl/src/com/intellij/psi/codeStyle/statusbar/CodeStyleStatusBarWidget.java b/platform/lang-impl/src/com/intellij/psi/codeStyle/statusbar/CodeStyleStatusBarWidget.java
index 17fdc043b18c..87ace3b36f51 100644
--- a/platform/lang-impl/src/com/intellij/psi/codeStyle/statusbar/CodeStyleStatusBarWidget.java
+++ b/platform/lang-impl/src/com/intellij/psi/codeStyle/statusbar/CodeStyleStatusBarWidget.java
@@ -40,7 +40,7 @@ public class CodeStyleStatusBarWidget extends EditorBasedStatusBarPopup implemen
   protected WidgetState getWidgetState(@Nullable VirtualFile file) {
     if (file == null) return WidgetState.HIDDEN;
     PsiFile psiFile = getPsiFile();
-    if (psiFile == null) return WidgetState.HIDDEN;
+    if (psiFile == null || !psiFile.isWritable()) return WidgetState.HIDDEN;
     IndentOptions indentOptions = CodeStyle.getIndentOptions(psiFile);
     IndentOptions projectIndentOptions = CodeStyle.getSettings(myProject).getLanguageIndentOptions(psiFile.getLanguage());
     FileIndentOptionsProvider provider = findProvider(file, indentOptions);