Message type: E = Error
Message class:  CNV_NCE_BAS - Number conversion engine: messages 
Message number: 101
Message text: No entries for object &1 exist in table NRIV
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The SAP error message CNV_NCE_BAS101 indicates that there are no entries for a specific object in the table NRIV. This table is typically used in SAP to manage number ranges for various objects, and the error suggests that the system is trying to access a number range that has not been defined or does not exist.
Cause: Missing Number Range Definition: The most common cause of this error is that the number range for the specified object has not been defined in the NRIV table. Incorrect Object Reference: The object reference being used may be incorrect or not properly configured. Data Migration Issues: If this error occurs during a data migration process, it may indicate that the necessary number range settings were not migrated or set up correctly.
Solution: Check Number Range Configuration: Go to transaction code SNRO (Number Range Objects). Check if the number range object related to the error is defined and active. If it is not
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CNV_NCE_BAS100 ** Messages for SAPLT V2 SP1 (100-199) **
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_NCE_BAS099 
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_NCE_BAS102 NR interval &1: unable to define interval limits due to ambiguity
What causes this issue?  The system cannot determine the target interval limits automatically.System Response  The program generates number range inte...
CNV_NCE_BAS103 NR interval &1 overlaps with another NR interval
What causes this issue?  The system has determined that two target intervals overlap.System Response  The system generates number range interval mappi...
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