How To Fix CNV_DMC_SIN485 - Migration key date for company code &1 has still status 'In Preparation'

CNV_DMC_SIN485 - Overview

• Message type: E = Error

• Message class: CNV_DMC_SIN - Messages for s-innovations migration

• Message number: 485

• Message text: Migration key date for company code &1 has still status 'In Preparation'

What causes this issue?

Before you start with the initial data transfer, you must define an
overall migration key date for each company code.
This customizing step has been performed for the company code &V1& but
the status is still on 'In Preparation'. Migration of transactional data
is not possible with this status.

System Response

How to fix this error?

Use transaction FINS_MIG_CTRL_1 for "Define Settings for Legacy Data
Transfer" to maintain the required initial migration key date for
relevant company codes.
Set the "Legacy Data Transfer Status" to:
In Preparation
Migration key date is still in clarification
Migration of transactional data will not be possible
Ongoing
Required for the initial data transfer
Migration of transactional data will be possible
Completed
After successful initial data transfer
Migration of transactional data will not be possible

Error message extract from SAP system. Copyright SAP SE.

CNV_DMC_SIN485 - Details

• The SAP error message CNV_DMC_SIN485 indicates that the migration key date for a specific company code is still in the status "In Preparation." This typically occurs during the data migration process when the system expects the migration key date to be finalized, but it has not yet been set to a status that allows further processing.
  
  Cause:
  
  Incomplete Preparation: The migration key date has not been fully prepared or finalized. This could be due to missing configurations or steps in the migration process.
  Pending Activities: There may be pending activities or tasks that need to be completed before the migration key date can be set to a different status.
  
  Configuration Issues: There might be issues in the configuration settings related to the migration process for the specific company code.
  
  
  Solution:
  
  Check Migration Status: Review the migration status for the company code in question. Ensure that all necessary preparatory steps have been completed.
  Finalize Key Date: If all