Errors withour detailed information on calling FM: &1 occurred

What causes this issue?

Errors occurred in a function module for which there is no more
detailed information (e.g. a system error)

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

System Response

How to fix this error?

Try again.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.