1. Open contract
2. Add connection to the incoming document(or order pass, outcoming, shared document, internal document, meeting)
3. Add connection to the same incoming document again
https://community.ecos24.ru/share/page/card-details?nodeRef=workspace://SpacesStore/3f2fab24-126b-4ed9-a5d7-0439654e4e8c

Actual result: incorrect titile of document in the error message