# Mediasoup error. Worker undefined

**URL:** <https://mediasoup.discourse.group/t/mediasoup-error-worker-undefined/3382>\
**Category:** mediasoup libraries\
**Created:** [October 4, 2021, 10:22am UTC](https://mediasoup.discourse.group/t/mediasoup-error-worker-undefined/3382 "2021-10-04T10:22:32Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Itachi](https://avatars.discourse-cdn.com/v4/letter/i/bc79bd/32.png) [@Itachi](https://mediasoup.discourse.group/u/Itachi)\
**Post date:** [October 4, 2021, 10:22am UTC](https://mediasoup.discourse.group/t/mediasoup-error-worker-undefined/3382/1 "2021-10-04T10:22:32Z")

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Mediasoup error. Worker is undefined. help please!  
 ![error](https://global.discourse-cdn.com/free1/uploads/mediasoup/original/2X/9/98eac9064be8b65a4a92f4cf45cc9c790fb5eb8f.png)  
node version 12.13.0  
python version 2.7.10  
visual studio version 2017  
windows server 2008 r2 enterprise

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<div class="post-metadata">

**Author:** ![snnz](https://yyz2.discourse-cdn.com/free1/user_avatar/mediasoup.discourse.group/snnz/32/693_2.png) [@snnz](https://mediasoup.discourse.group/u/snnz)\
**Post date:** [October 4, 2021, 12:15pm UTC](https://mediasoup.discourse.group/t/mediasoup-error-worker-undefined/3382/2 "2021-10-04T12:15:40Z")

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Try to start worker’s executable (.\node\_modules\mediasoup\worker\out\Release\mediasoup-worker.exe) manually just for a test, and see the messages in the console window.

Probably this is the cause: [Future of Windows support (what is your use case?) - #13 by snnz](https://mediasoup.discourse.group/t/future-of-windows-support-what-is-your-use-case/3074/13)