Message type: E = Error
Message class:  CNV40107 - Package 40107 - Logical System 
Message number: 005
Message text: No incorrect Logical System
The given log. system is indicated as source field and as target field
in table CNVRENAME. This may lead to a swap of the type  A -> B, B ->
C.
This package cannot handle this case.
Either the package cannot be used, or table CNVRENAME is filled in
another way. After that, make sure to run the CHECKRENAME program
again.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV40107005 typically indicates that there is an issue with the logical system configuration in the context of a data migration or conversion process. This error suggests that the system is unable to find a valid logical system that matches the criteria specified in the migration or conversion process.
Cause: Missing Logical System: The logical system that is being referenced in the migration process does not exist in the SAP system. Incorrect Configuration: The logical system may be incorrectly configured or not properly assigned to the client. Transport Issues: If the logical system was recently created or modified, there may be transport issues that prevent it from being recognized. Data Mapping Issues: The mapping of data from the source system to the target system may not be correctly defined, leading to references to non-existent logical systems.
Solution: Check Logical System Configuration: Go to transaction SCC4 to check the logical system configuration. Ensure that the logical system
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CNV40107004 No format errors determined for new Logical System
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV40107003 Duplicate entries: Old value : &1, New value: &2
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV40107006 Mapping for Logical System maintained correctly
What causes this issue?  In the mapping table, the given field is indicated several times as the target field. Consequently, not a rename, but a merge...
CNV40107007 Old and new Logical System are same &1 => &2
What causes this issue?  The logical system indicated as target value in the mapping table already exists in the system. Consequently, it is not a mer...
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