Phosphorylated residues protein-protein docking

I have a phosphorylated Thr residue in one of protein structure. How to proceed for docking studies for this protein as error is coming.

Dear Pepe_Sapam,

Please check the list of currently supported modified amino acids in HADDOCK:

To answer your question, please change the residue name of your phosphorylated THR to TOP

Best regards,

Thank you for the reply