# Multiprocessing failed with Torch.distributed.launch module

**URL:** <https://discuss.pytorch.org/t/multiprocessing-failed-with-torch-distributed-launch-module/33056>\
**Category:** distributed\
**Created:** [December 26, 2018, 2:21am UTC](https://discuss.pytorch.org/t/multiprocessing-failed-with-torch-distributed-launch-module/33056 "2018-12-26T02:21:15Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![leo-mao](https://discuss.pytorch.org/letter_avatar_proxy/v4/letter/l/da6949/32.png) [@leo-mao](https://discuss.pytorch.org/u/leo-mao)\
**Post date:** [December 29, 2018, 9:25am UTC](https://discuss.pytorch.org/t/multiprocessing-failed-with-torch-distributed-launch-module/33056/5 "2018-12-29T09:25:37Z")

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Maybe the way I was using launch utility was to blame, do you have any idea? Was I suppose to type same command on the master node and other worker nodes?

Any suggestion would be welcome, since I’ve been stuck for too long. 🤐🤐🤐

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