Index: win_installer/src/language-pack.nsi
===================================================================
diff -u -r33aa6fece7d43f29008417ea208556b226f2a988 -r7328cef40926293d7a7bb6c80ac09c1fe6bd1e64
--- win_installer/src/language-pack.nsi	(.../language-pack.nsi)	(revision 33aa6fece7d43f29008417ea208556b226f2a988)
+++ win_installer/src/language-pack.nsi	(.../language-pack.nsi)	(revision 7328cef40926293d7a7bb6c80ac09c1fe6bd1e64)
@@ -130,9 +130,6 @@
     ;backup existing language files
     call zipLanguages
     
-    rmdir "$INSTDIR\zip"
-    
-    
     ; copy language files from LAMS projects to a folder in $INSTDIR
     call copyProjects
     
@@ -200,6 +197,7 @@
 FunctionEnd
 
 Function .onInstSuccess
+    RMDir /r "$INSTDIR\zip"
     RMDir /r "$EXEDIR\zip"
     RMDir /r "$EXEDIR\build"
     rmdir /r $TEMP\installer.properties"