How To Fix CNV_DMC_WDA130 - Cannot open migration object; see long text

CNV_DMC_WDA130 - Overview

• Message type: E = Error

• Message class: CNV_DMC_WDA - Messages used in WDA UI

• Message number: 130

• Message text: Cannot open migration object; see long text

What causes this issue?

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

System Response

How to fix this error?

There is an issue with a custom field that is part of this migration
object. If there is more than one field in the source structure mapped
to one single structure in the target system, then this is an error. If
this is the case, proceed as follows:
?,,For SAP S/4HANA Cloud systems, either remove the custom field, or
contact SAP for support.
?,,For SAP S/4HANA systems, you can use transaction LTMOM to either
correct the mapping for the source fields, or remove the custom field.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_DMC_WDA130 - Details

• The SAP error message CNV_DMC_WDA130 indicates that the system is unable to open a migration object during a data migration process. This error is typically encountered in the context of SAP Data Migration Cockpit (DMC) or during the execution of a migration project.
  
  Cause:
  The error can be caused by several factors, including:
  
  Missing or Incomplete Migration Object: The migration object you are trying to access may not exist or may not be fully defined in the system.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to access the migration object.
  Technical Issues: There may be technical issues such as database connectivity problems or inconsistencies in the migration object configuration.
  Incorrect Configuration: The migration object may not be correctly configured or may have been deleted or modified improperly.
  
  
  Solution:
  To resolve the CNV_DMC_WDA130 error, you can take the following steps:
  
  
  Check Migration Object:
  
  Verify that the migration object exists in the system. You can do