Message type: E = Error
Message class:  CNV_20100 - Messageclass for chart of account conversion 
Message number: 045
Message text: Length of CostEl long text for &1 &2 exceeds max. length and is cut off
The maximum length for long texts for cost elements is 40 characters.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
The system found that this length limit was exceeded for the long text
for cost element &V1& &V2&. The long text is cut off.
Maintain the long text manually if required.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_20100045 indicates that the long text for a cost element exceeds the maximum allowed length, and as a result, it is being truncated. This error typically arises during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
Cause: The error is caused by the long text associated with a cost element being longer than the maximum length defined in the SAP system. In SAP, the maximum length for long texts can vary depending on the specific configuration and version, but it is generally limited to a certain number of characters (often 255 characters for long texts).
Solution: To resolve this error, you can take the following steps: Check the Long Text Length: Review the long text for the cost element in question. Ensure that it does not exceed the maximum length allowed by the system. Shorten the Long Text: If the long text exceeds the
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