Message type: E = Error
Message class:  CNV_CMIS_U_10 - CMIS Upg: Messages from table cascading functions 
Message number: 043
Message text: Error during reading the buffer file &1 in the upgrade test system &2
Cannot access the buffers TABIMxxx.BUF and XPRASxxx.BUF.
The upgrade process is interrupted.
Contact your system administrator.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_CMIS_U_10043 typically indicates an issue encountered during the reading of a buffer file in the context of a system upgrade or migration. This error is part of the SAP Conversion and Migration tools, which are used to facilitate the upgrade process.
Cause: The error can be caused by several factors, including: File Not Found: The specified buffer file (&1) may not exist in the expected directory. File Permissions: The user or process attempting to read the file may not have the necessary permissions to access it. Corrupted File: The buffer file may be corrupted or improperly formatted, making it unreadable. Incorrect Path: The path to the buffer file may be incorrectly specified in the configuration or during the upgrade process. System
Configuration Issues: There may be issues with the upgrade test system (&2) configuration that prevent proper file access.
Solution: To resolve the CNV_CMIS_U_10043 error, you can take the following steps: Verify File Existence: Check if
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