When I try to load the External Libraries example with OMEedit, I get the following error message:
 

        Error has ocurred while loading the fie/library
        C:/OpenModelica1.9.3/......./ExternalLibraries.mo
        Unable to load the file/library
     
        Only single nonstructured entity is allowed to be stored in the file.   
        C:/OpenM.........mo
        contains following classes ExternalFunc1, ExternalFunc2,External Libraries