# Error: Atomtype N3 not found while trying to obtain ions.tpr

**URL:** <https://gromacs.bioexcel.eu/t/error-atomtype-n3-not-found-while-trying-to-obtain-ions-tpr/7726>\
**Category:** User discussions\
**Created:** [November 27, 2023, 12:33am UTC](https://gromacs.bioexcel.eu/t/error-atomtype-n3-not-found-while-trying-to-obtain-ions-tpr/7726 "2023-11-27T00:33:54Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![FarzaneJP](https://dub1.discourse-cdn.com/flex017/user_avatar/gromacs.bioexcel.eu/farzanejp/32/1211_2.png) [@FarzaneJP](https://gromacs.bioexcel.eu/u/FarzaneJP)\
**Post date:** [November 27, 2023, 1:35pm UTC](https://gromacs.bioexcel.eu/t/error-atomtype-n3-not-found-while-trying-to-obtain-ions-tpr/7726/3 "2023-11-27T13:35:35Z")

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These discussions may also help:

1. [Atomtype not found even though I #included the itp file](https://gromacs.bioexcel.eu/t/atomtype-not-found-even-though-i-included-the-itp-file/4241)

2. [Atomtype F not found](https://gromacs.bioexcel.eu/t/atomtype-f-not-found/1681)

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