only copy the unique elements of the list

da/tools/initexit.py

@@ -464,7 +464,7 @@ class CycleControl(dict):
         msg         = "Collecting the required restart data"                                      ; logging.info(msg)
         msg         = "           to   directory: %s " % targetdir                                ; logging.debug(msg)
 
-        for file in self.RestartFileList:
+        for file in set(self.RestartFileList):
 
             if os.path.isdir(file): # skip dirs
                 continue