run bat for father job(main project) can't find the context in child job(reference project) after package

1.create main and reference project 2.logon reference project, create context, create a job use the context 3.logon main project, create a job use the job in reference as child job 4.do package 5.run bat under target folder   Expect result: can run successfully and get the correct result Actual result: can't find the context in reference project