How To Fix DMC_IU018 - Object list &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_IU - DMC: Messages for Integrated Upgrade

• Message number: 018

• Message text: Object list &1 does not exist

What causes this issue?

The given piecelist &V1& does not exist. So the actual workstep
cannot be processed.

System Response

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

How to fix this error?

Correct your input and restart the actual workstep with a valid
piecelist (see F4-help).

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_IU018 - Object list &1 does not exist ?

  The SAP error message DMC_IU018 with the description "Object list &1 does not exist" typically occurs in the context of Data Migration Cockpit (DMC) or during data migration processes. This error indicates that the system is unable to find the specified object list, which is essential for the data migration process.
  Causes:
  
  Non-existent Object List: The object list specified in the migration process does not exist in the system. This could be due to a typo in the object list name or the object list not being created or activated.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to access the object list.
  Incorrect Configuration: The configuration settings for the data migration might be incorrect, leading to the system looking for an object list that is not properly defined.
  Transport Issues: If the object list was transported from another system, it may not have been transported correctly or may not exist in the target system.
  
  Solutions:
  
  Verify Object List Name: Check the name of the object list being referenced in the error message. Ensure that it is spelled correctly and matches the name in the system.
  Check Object List Existence: Use transaction codes like LTMC (for Data Migration Cockpit) to check if the object list exists. If it does not, you may need to create it.
  Review Authorizations: Ensure that the user has the necessary authorizations to access the object list. You may need to consult with your SAP security team to verify this.
  Recreate Object List: If the object list is missing, you may need to recreate it based on the requirements of your data migration project.
  Check Configuration: Review the configuration settings for the data migration process to ensure that everything is set up correctly.
  Transport Check: If the object list was supposed to be transported from another system, verify that the transport was successful and that the object list is present in the target system.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as LTMC for Data Migration Cockpit, LTMOM for Migration Object Modeler, and SE80 for object management.
  SAP Notes: Check SAP Notes for any known issues or patches related to the Data Migration Cockpit and the specific error message.
  Documentation: Review SAP documentation on data migration processes to ensure that you are following the correct procedures.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.