Message type: E = Error
Message class:  MPE_OAN - Operation Activity Network Messages 
Message number: 225
Message text: Group &1, version &2 still used by element &3 of OAN &4
Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.
To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.
Unfortunately, there isn't any extra information in this error notice.
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The SAP error message MPE_OAN225 indicates that a specific group (identified by &1) and version (identified by &2) is still being used by an element (identified by &3) of an object (identified by &4) in the system. This typically occurs in the context of managing master data or configuration settings in SAP, particularly in modules related to asset accounting or similar areas.
Cause: The error arises when you attempt to delete or modify a group/version that is still actively referenced by another element in the system. This could happen in scenarios such as: Trying to delete a group/version that is linked to existing records. Attempting to change a configuration that is still in use by other objects or transactions.
Solution: To resolve this error, you can follow these steps: Identify Dependencies: Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check the database tables related to the group/version in question. Look for any entries
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