Message type: E = Error
Message class:  CNV_10020 - Message class for package 10020 
Message number: 451
Message text: &1 &2: Release &3 is different from system release &4
The specified release (&V3&) is not the same as the system release (&V4&
). However this must be the case for blended packages.
The entry has probably been made by a direct insertion in the
maintenance table rather than by the corresponding function of the org.
package, which sets the correct release automatically.
Change the release so that it is the same as the system release.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_10020451 indicates a version mismatch between the release of the software component you are trying to use and the release of the SAP system you are currently working with. This error typically arises during data migration or system conversion processes, particularly when using SAP's Conversion Tools or Migration Cockpit.
Cause: Version Mismatch: The software component (e.g., a migration tool or add-on) you are trying to implement or use is designed for a different version of the SAP system than the one you are currently running. Incompatibility: The specific release of the component may not be compatible with the current system release, leading to this error.
Solution: Check Compatibility: Verify the compatibility of the software component with your current SAP system release. You can do this by checking the SAP Product Availability Matrix (PAM) or the release notes for the specific component. Upgrade/Downgrade: If the component is not compatible, you may need to
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