Message type: E = Error
Message class:  CNV_CMIS_G - CMIS: general messages 
Message number: 081
Message text: You do not have change access in the transaction CNV_CMIS_BACKUP.
You do not have sufficient authorization for object S_DMIS with ACTVT =
02.
The operation was interrupted.
Get your user administrator to give you the appropriate authorization
for S_DMIS, including ACTVT = 02 and MBT_PR_LEV = PACKAGE.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_CMIS_G081 indicates that the user does not have the necessary change access rights to perform actions in the transaction CNV_CMIS_BACKUP. This error typically arises in the context of data migration or conversion processes, particularly when using the SAP Conversion Management Information System (CMIS).
Cause: Authorization Issues: The user executing the transaction does not have the required authorizations to make changes in the CNV_CMIS_BACKUP transaction. Role Assignment: The user may not be assigned the appropriate roles that include the necessary permissions for data backup and conversion activities. Transaction Restrictions: The transaction may have specific restrictions based on the configuration or the environment (e.g., production vs. development).
Solution: Check User Authorizations: Use transaction SU53 immediately after encountering the error to analyze the authorization check. This will show which authorization object failed. Review the authorization objects related to the CNV_CMIS_BACKUP transaction, such as S_TCODE for transaction access and any specific objects related to data migration. Role Adjustment: If you
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