Prozess Validation shows old errors

Hi,
i had some errors in my process, but they are all fixed. I copied the process to a newer version and migratet bonitasoft but, the validation sometimes shows old errors. Its not a realy heavy problem, but unnessesery…
Thanks for help

Hello, could you please attach some logs, … so we can understand ? Did you checked that all the instances of the old version are finished ?