How To Fix CNV20317056 - Only display mode possible; see long text

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20317 -

• Message number: 056

• Message text: Only display mode possible; see long text

What causes this issue?

A toggle to Edit Mode is not possible because the system lock for the
data could not be set..

How to fix this error?

Check if any other user has already locked the data you want to edit.
Check if a predecessor program of your activity has not been executed
correctly.

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20317056 - Only display mode possible; see long text ?

  The SAP error message CNV20317056, which states "Only display mode possible; see long text," typically occurs in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the system is currently in a state where it can only display data rather than allow modifications or updates.
  Cause:
  
  Data Locking: The system may be in a state where the data is locked for editing, possibly due to ongoing processes or transactions.
  Authorization Issues: The user may not have the necessary authorizations to perform changes in the system.
  Configuration Settings: Certain configuration settings may restrict the ability to modify data.
  Migration Process State: The migration process may be in a phase where only display operations are allowed, such as during validation or review stages.
  
  Solution:
  
  Check Data Locking: Ensure that no other processes are locking the data. You can check for locks using transaction code SM12 to see if there are any active locks on the relevant tables.
  Review Authorizations: Verify that the user has the necessary authorizations to perform the required actions. This can be checked using transaction code SU53 to see if there are any authorization failures.
  Configuration Review: Review the configuration settings related to the migration or conversion process to ensure that they allow for data modifications.
  Migration Process Status: If you are in the middle of a migration process, check the status of the migration. You may need to complete certain steps before being able to modify data.
  Consult Long Text: The error message suggests checking the long text for more details. You can do this by navigating to the message in the SAP GUI and viewing the long text for additional context or specific instructions.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation for the migration tool you are using, as it may provide insights into common issues and their resolutions.
  Community Forums: Consider searching or posting in SAP community forums or support channels for additional insights from other users who may have encountered the same issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.