System error: Routine & info & & &; inform systems administrator

What causes this issue?

In program routine '&v1&' an error ('&v2&') has occurred. Processing is
terminated.

System Response

How to fix this error?

This is caused by a program error and you should contact SAP Support.

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.