How to fix SAP error SK603?

What causes this issue? An undocumented error was returned by function module SK_NUMBER_TO_DEST.System Response The system issues an error message and will not allow you to continue with this transaction until the error is resolved. How to fix this error? Please ensure that you have the latest version of the function module and of the ABAP/4 program RSKTSTRT. This will give you the correct error text. There is a configuration error or an invalid entry has been made.Error message extract from SAP system. Copyright SAP SE.

How To Fix SK603 - Undocumented error in FUNCTION 'SK_NUMBER_TO_DEST'

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SAP Error Message - Details

Message type: E = Error
Message class: SK - SAPcomm messages
Message number: 603
Message text: Undocumented error in FUNCTION 'SK_NUMBER_TO_DEST'
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What causes this issue?
An undocumented error was returned by function module
SK_NUMBER_TO_DEST.
System Response
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
How to fix this error?
Please ensure that you have the latest version of the function module
and of the ABAP/4 program RSKTSTRT. This will give you the correct
error text.
There is a configuration error or an invalid entry has been made.

Error message extract from SAP system. Copyright SAP SE.

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