# Error loading program or library

**URL:** <https://community.br-automation.com/t/error-loading-program-or-library/7038>\
**Category:** B&R Software & Runtime\
**Tags:** automation-studio, automation-runtime\
**Created:** [May 23, 2025, 4:53am UTC](https://community.br-automation.com/t/error-loading-program-or-library/7038 "2025-05-23T04:53:07Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Shailesh\_Holani](https://avatars.discourse-cdn.com/v4/letter/s/FF8800/32.png) [@Shailesh\_Holani](https://community.br-automation.com/u/Shailesh_Holani)\
**Post date:** [May 23, 2025, 4:53am UTC](https://community.br-automation.com/t/error-loading-program-or-library/7038/1 "2025-05-23T04:53:07Z")

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I am getting an error in logbook after downloading a project which is converted from AS 4.2 to As 4.12.

PFA screenshot of the error:

Can anyone help?

Thanks

![image (3)](https://europe1.discourse-cdn.com/brcommunity/original/2X/f/f50dbd9404e8397e1dd9d2a4a8b0722f7df2e3f8.png)

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<div class="post-metadata">

**Author:** ![stephan.herbig](https://avatars.discourse-cdn.com/v4/letter/s/FF8800/32.png) [@stephan.herbig](https://community.br-automation.com/u/stephan.herbig)\
**Post date:** [May 23, 2025, 5:32am UTC](https://community.br-automation.com/t/error-loading-program-or-library/7038/2 "2025-05-23T05:32:41Z")

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Hello,

Please check if you have the convert library in your project. If so, please delete this library.

Regards  
Stephan