Psa Interface Checker 440 Link -

Once you fix the link, keep it working with these best practices:

If you are staring at an error message, do not immediately assume your interface is dead. Here are the most common culprits: psa interface checker 440 link

A distributed transaction involving PSA and an external system (ERP) reaches the “prepared” phase but never receives a commit/rollback. The interface checker’s test payload enters the same half-open transaction, thus never terminating. Once you fix the link, keep it working