How To Fix CNV254 - Not allowed value for source package &4 was changed to &1

CNV254 - Overview

• Message type: E = Error

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

• Message number: 254

• 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 CNVDOMS record

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

PACKID = &V1&
DOMNAME = &V2&
ROLLNAME = &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.

CNV254 - Details

• The SAP error message CNV254 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 (denoted as &4) is not allowed and has been changed to a default or acceptable value (denoted as &1). This typically occurs during data migration activities, such as when using the SAP S/4HANA Migration Cockpit or other data transfer tools.
  
  Cause:
  
  Invalid Source Package Value: The source package value provided does not match the expected values defined in the system. This could be due to a typo, incorrect configuration, or an unsupported package type.
  
  Configuration Issues: The system may not be properly configured to accept the specified source package, leading to the automatic adjustment of the value.
  Data Mapping Errors: There may be issues in the mapping of data from the source system to the target system, causing the system