Message type: E = Error
Message class:  CNV_CMIS_U_10 - CMIS Upg: Messages from table cascading functions 
Message number: 044
Message text: Checking the upgrade buffers &1 and &2 is negative in the system &3
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The SAP error message CNV_CMIS_U_10044 indicates an issue related to the upgrade buffers during a system upgrade or migration process. This error typically arises when the system checks the upgrade buffers and finds that the values for the specified buffers are negative, which is not expected behavior.
Cause: Negative Buffer Values: The primary cause of this error is that the upgrade buffers (indicated as &1 and &2 in the error message) have negative values. This can happen due to various reasons, such as: Incorrect configuration or settings in the upgrade process. Data inconsistencies or corruption in the upgrade buffers. Issues during the data migration or upgrade steps that lead to improper calculations or updates of buffer values. System
Configuration Issues: There may be underlying configuration issues in the SAP system that lead to incorrect buffer management. Previous Upgrade Issues: If there were issues during a previous upgrade or migration, it could leave the system in an inconsistent
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