# Error in HADDOCK run First pdb file contains multiple residues with number 52 in chain H Directory of the run: http://milou.science.uu.nl/serviceresults/HADDOCK2.2/3313765694/II8B10G

**URL:** <https://ask.bioexcel.eu/t/error-in-haddock-run-first-pdb-file-contains-multiple-residues-with-number-52-in-chain-h-directory-of-the-run-http-milou-science-uu-nl-serviceresults-haddock2-2-3313765694-ii8b10g/484>\
**Category:** HADDOCK\
**Created:** [September 11, 2017, 9:20am UTC](https://ask.bioexcel.eu/t/error-in-haddock-run-first-pdb-file-contains-multiple-residues-with-number-52-in-chain-h-directory-of-the-run-http-milou-science-uu-nl-serviceresults-haddock2-2-3313765694-ii8b10g/484 "2017-09-11T09:20:50Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![dayapavitrakar](https://avatars.discourse-cdn.com/v4/letter/d/a88e4f/32.png) [@dayapavitrakar](https://ask.bioexcel.eu/u/dayapavitrakar)\
**Post date:** [September 11, 2017, 9:20am UTC](https://ask.bioexcel.eu/t/error-in-haddock-run-first-pdb-file-contains-multiple-residues-with-number-52-in-chain-h-directory-of-the-run-http-milou-science-uu-nl-serviceresults-haddock2-2-3313765694-ii8b10g/484/1 "2017-09-11T09:20:50Z")

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The HADDOCK category is meant to discuss any HADDOCK-related issue. For general information about HADDOCK refer to [http://www.bonvinlab.org/software/haddock2.2](http://www.bonvinlab.org/software/haddock2.2)

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**Author:** ![Adrimel](https://dub1.discourse-cdn.com/flex013/user_avatar/ask.bioexcel.eu/adrimel/32/40_2.png) [@Adrimel](https://ask.bioexcel.eu/u/Adrimel)\
**Post date:** [September 12, 2017, 7:15am UTC](https://ask.bioexcel.eu/t/error-in-haddock-run-first-pdb-file-contains-multiple-residues-with-number-52-in-chain-h-directory-of-the-run-http-milou-science-uu-nl-serviceresults-haddock2-2-3313765694-ii8b10g/484/2 "2017-09-12T07:15:43Z")

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As written in the error message, your PDB file contains multiple residues with number 52 in chain H

Clean up your input file and the problem should be fixed