LineGenerationJson, resources not initialized if already initialized

dream/simulation/LineGenerationJSON.py

@@ -873,6 +873,7 @@ def initializeObjects():
     for element in G.ObjList:
         element.initialize()
     for repairman in G.ModelResourceList:
+        if not repairman.isInitialized():
             repairman.initialize()
     for entity in G.EntityList:
         entity.initialize()