# There are several possible reasons why OpenMC may not be running correctly

**URL:** <https://openmc.discourse.group/t/there-are-several-possible-reasons-why-openmc-may-not-be-running-correctly/4988>\
**Category:** User Support\
**Created:** [November 22, 2024, 12:29pm UTC](https://openmc.discourse.group/t/there-are-several-possible-reasons-why-openmc-may-not-be-running-correctly/4988 "2024-11-22T12:29:09Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Utopia](https://avatars.discourse-cdn.com/v4/letter/u/d07c76/32.png) [@Utopia](https://openmc.discourse.group/u/Utopia)\
**Post date:** [November 22, 2024, 12:29pm UTC](https://openmc.discourse.group/t/there-are-several-possible-reasons-why-openmc-may-not-be-running-correctly/4988/1 "2024-11-22T12:29:09Z")

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![QQ20241122-202531](https://global.discourse-cdn.com/free1/uploads/openmc/original/2X/2/2736a347b81221834ff1767c700540cd6300d745.png)

Help, I’m getting this error message after running OpenMC. What’s the problem?A reply would be appreciated a lot.

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**Author:** ![Jeff](https://avatars.discourse-cdn.com/v4/letter/j/e19b73/32.png) [@Jeff](https://openmc.discourse.group/u/Jeff)\
**Post date:** [November 23, 2024, 6:09am UTC](https://openmc.discourse.group/t/there-are-several-possible-reasons-why-openmc-may-not-be-running-correctly/4988/2 "2024-11-23T06:09:04Z")

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It seems that openmc executable program cannot be found, which indicated openmc was not installed correctly or your specified path may be wrong in your bash script.