Message type: E = Error
Message class:  UA_SM1 - Structure Maintenance 
Message number: 072
Message text: Object category &1 must not fall within the SAP namespace
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The SAP error message UA_SM1072 indicates that an object category (like a function module, class, or other development object) is being created or modified in a way that it falls within the SAP namespace, which is not allowed for certain types of objects. The SAP namespace is reserved for SAP's own development, and custom developments should typically be created in a customer namespace.
Cause: The error occurs when: You are trying to create or modify an object in the SAP namespace (which usually starts with "SAP" or "SAP_"). The object category you are working with is restricted to customer namespaces only.
Solution: To resolve this error, you can take the following steps: Check Object Name: Ensure that the name of the object you are trying to create or modify does not start with the SAP namespace prefix. Instead, use a customer namespace (which typically starts with a letter followed by underscores, e.g., "Z" or "Y"). Change Object Category:
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