# Dynamo error at startup and not working

**URL:** <https://forum.dynamobim.com/t/dynamo-error-at-startup-and-not-working/65162>\
**Category:** Revit\
**Created:** [June 15, 2021, 2:12pm UTC](https://forum.dynamobim.com/t/dynamo-error-at-startup-and-not-working/65162 "2021-06-15T14:12:23Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![ragayanasry](https://avatars.discourse-cdn.com/v4/letter/r/b782af/32.png) [@ragayanasry](https://forum.dynamobim.com/u/ragayanasry)\
**Post date:** [June 15, 2021, 2:12pm UTC](https://forum.dynamobim.com/t/dynamo-error-at-startup-and-not-working/65162/1 "2021-06-15T14:12:23Z")

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please could any one help me to know what causing this error and how to solve it ,  
it start to show every time starting dynamo and i cant use dynamo any more.  
Revit\_2020\_2\_4

 ![error](https://us1.discourse-cdn.com/flex022/uploads/dynamobim/original/3X/1/1/112d510fcbd7974a2466305eda08cb3c885b65d5.png)

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**Author:** ![mijujeong](https://avatars.discourse-cdn.com/v4/letter/m/ccd318/32.png) [@mijujeong](https://forum.dynamobim.com/u/mijujeong)\
**Post date:** [September 13, 2022, 4:51am UTC](https://forum.dynamobim.com/t/dynamo-error-at-startup-and-not-working/65162/2 "2022-09-13T04:51:48Z")

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so, did you find solution? I have same problem…TT