Removed duplicate key.
diff --git a/org.eclipse.ui.editors/src/org/eclipse/ui/texteditor/TextEditorMessages.properties b/org.eclipse.ui.editors/src/org/eclipse/ui/texteditor/TextEditorMessages.properties
index b81ea8f..2f87e7a 100644
--- a/org.eclipse.ui.editors/src/org/eclipse/ui/texteditor/TextEditorMessages.properties
+++ b/org.eclipse.ui.editors/src/org/eclipse/ui/texteditor/TextEditorMessages.properties
@@ -36,7 +36,6 @@
AbstractDecoratedTextEditor_saveAs_overwrite_message={0} already exists.\nDo you want to replace it?
AbstractDecoratedTextEditor_warning_saveAs_deleted=The original file ''{0}'' has been deleted or is not accessible.
AbstractDecoratedTextEditor_revisions_menu=Re&visions
-AbstractDecoratedTextEditor_warning_saveAs_deleted=The original file ''{0}'' has been deleted or is not accessible.
AbstractDecoratedTextEditor_warning_derived_title= Derived File Encountered
AbstractDecoratedTextEditor_warning_derived_message= This file is derived. Do you really want to edit it?
AbstractDecoratedTextEditor_warning_derived_dontShowAgain= In the future, never warn if editing a derived file.
