# GROMACS\_U-B error

**URL:** <https://gromacs.bioexcel.eu/t/gromacs-u-b-error/6392>\
**Category:** User discussions\
**Tags:** mdrun\
**Created:** [May 12, 2023, 12:51pm UTC](https://gromacs.bioexcel.eu/t/gromacs-u-b-error/6392 "2023-05-12T12:51:37Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Monalishasarma](https://avatars.discourse-cdn.com/v4/letter/m/e79b87/32.png) [@Monalishasarma](https://gromacs.bioexcel.eu/u/Monalishasarma)\
**Post date:** [May 12, 2023, 12:51pm UTC](https://gromacs.bioexcel.eu/t/gromacs-u-b-error/6392/1 "2023-05-12T12:51:37Z")

</div>

![Screenshot from 2023-05-12 18-17-37](https://europe1.discourse-cdn.com/flex017/uploads/bioexcel1/original/2X/c/c4f7e80a9a6aebc59df899d52bb5844108813e33.png)

Hello everyone  
Kindly help me out to solve this U-B types error.  
Thank you in advance.