*fixes
diff --git a/core/plugins/org.eclipse.dltk.core/.options b/core/plugins/org.eclipse.dltk.core/.options
index 2a0f243..df58d1c 100644
--- a/core/plugins/org.eclipse.dltk.core/.options
+++ b/core/plugins/org.eclipse.dltk.core/.options
@@ -3,7 +3,6 @@
 org.eclipse.dltk.core/typeInferencing/showStatistics = false
 org.eclipse.dltk.ruby.core/dumpErrorsToConsole = false
 org.eclipse.dltk.core/debug = false
-org.eclipse.dltk.core/debug = false
 org.eclipse.dltk.core/debugIndex = false
 org.eclipse.dltk.core/debugParser = false
 org.eclipse.dltk.core/debugSelection = false