Errors occurred during processing in AIF; see transaction /AIF/ERR

What causes this issue?

The IDoc was processed with the SAP Application Interface Framework.
However, errors occurred while processing the IDoc in the SAP
Application Interface Framework.

System Response

IDoc ended with an error status.

How to fix this error?

Check <ls>Monitoring and Error Handling</> of the SAP Application
Interface Framework in order to investigate the errors.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.