[160679] Removing problematic placeholder file.
diff --git a/doc/org.eclipse.uml2.doc/topics_Reference.xml b/doc/org.eclipse.uml2.doc/topics_Reference.xml
deleted file mode 100644
index 7697491..0000000
--- a/doc/org.eclipse.uml2.doc/topics_Reference.xml
+++ /dev/null
@@ -1,2 +0,0 @@
-File created to avoid PDE warnings.
-The actual content is created during the build.
\ No newline at end of file