Don't attempt to stop a worker that hasn't been created (that threw a long distracting traceback).
Don't attempt to stop a worker that hasn't been created (that threw a long distracting traceback).

vishwaprakashmishra/xmatrix,TouK/vumi,harrissoerja/vumi,harrissoerja/vumi,vishwaprakashmishra/xmatrix,TouK/vumi,harrissoerja/vumi,vishwaprakashmishra/xmatrix,TouK/vumi