How To Fix CNV252 - Not allowed value for source package &4 was changed to &1

CNV252 - Overview

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 252

• Message text: Not allowed value for source package &4 was changed to &1

What causes this issue?

Not allowed value for source package &V4& was corrected to &V1&

System Response

In CNVFIELDS record

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

PACKID = &V1&
TABNAME = &V2&
FIELDNAME = &V3&,
the source package number was corrected (changed from &V4& to &V1&)

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

CNV252 - Details

• The SAP error message CNV252 indicates that there is an issue with the source package value in a data migration or conversion process. Specifically, the message states that the value for the source package is not allowed and has been changed to a default or acceptable value.
  
  Cause:
  
  
  Invalid Source Package Value: The source package value provided does not meet the criteria defined in the system. This could be due to:
  
  The value being outside of the expected range.
  The value not existing in the predefined list of acceptable values.
  A mismatch in data types or formats.
  
  
  
  
  Configuration Issues: There may be configuration settings in the migration tool or the source system that restrict the values that can be used.
  
  
  Data Integrity Issues: The data being migrated may have inconsistencies or errors that lead to the use of an invalid package value.
  
  
  
  Solution:
  
  
  Check Source Package Values: Review the source package values being used in the migration process. Ensure