# Error during uploading a PDB file **URL:** \ **Category:** HADDOCK\ **Created:** [January 25, 2022, 11:53am UTC](https://ask.bioexcel.eu/t/error-during-uploading-a-pdb-file/3429 "2022-01-25T11:53:37Z")\ **Posts on this page:** 4\ **Page:** 1
**Author:** ![ympha](https://avatars.discourse-cdn.com/v4/letter/y/f19dbf/32.png) [@ympha](https://ask.bioexcel.eu/u/ympha)\ **Post date:** [January 25, 2022, 11:53am UTC](https://ask.bioexcel.eu/t/error-during-uploading-a-pdb-file/3429/1 "2022-01-25T11:53:37Z")
My PDB structure wasnt accepted due this error: Error in PDB file. Unknown error: invalid literal for int() with base 10: ’ ’ I try to modify my structure and apparently it does not take my Cobalt ion. I also rename the doubly charged Co as CO2… ---
**Author:** ![honoratorv](https://dub1.discourse-cdn.com/flex013/user_avatar/ask.bioexcel.eu/honoratorv/32/672_2.png) [@honoratorv](https://ask.bioexcel.eu/u/honoratorv)\ **Post date:** [January 25, 2022, 3:58pm UTC](https://ask.bioexcel.eu/t/error-during-uploading-a-pdb-file/3429/2 "2022-01-25T15:58:09Z")
Hi! Please make sure that it is formatted according to these guidelines: [https://bianca.science.uu.nl/haddock2.4/library](https://bianca.science.uu.nl/haddock2.4/library) ---
**Author:** ![ympha](https://avatars.discourse-cdn.com/v4/letter/y/f19dbf/32.png) [@ympha](https://ask.bioexcel.eu/u/ympha)\ **Post date:** [February 1, 2022, 12:17pm UTC](https://ask.bioexcel.eu/t/error-during-uploading-a-pdb-file/3429/3 "2022-02-01T12:17:22Z")
Hey i checked everything but it still does not work ---
**Author:** ![amjjbonvin](https://dub1.discourse-cdn.com/flex013/user_avatar/ask.bioexcel.eu/amjjbonvin/32/23_2.png) [@amjjbonvin](https://ask.bioexcel.eu/u/amjjbonvin)\ **Post date:** [February 1, 2022, 1:23pm UTC](https://ask.bioexcel.eu/t/error-during-uploading-a-pdb-file/3429/4 "2022-02-01T13:23:48Z")
“it still does not work” is not a very helpful input if you expect support from us…. there are plenty of successful runs on the server.