How To Fix SDEST033 - Internal error in class library (error sitation &)

SAP Error Message - Details

• Message type: E = Error

• Message class: SDEST - Messages for RFC Destinations

• Message number: 033

• Message text: Internal error in class library (error sitation &)

What causes this issue?

An internal error means that you cannot process the object with Class
Library. Details about the error situation:
<ZH>1:</> An attempt was made to load data from the database for a
destination that does not exist.
<ZH>2:</> Error when checking a regular expression.

System Response

A Class Library exception is raised.

How to fix this error?

Contact the user responsible for the program.

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.