How To Fix MC400 - View checker for VIEW & started

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 400

• Message text: View checker for VIEW & started

What causes this issue?

The comparison between the view definition in the ABAP/4 Dictionary and
the view definition in the database was started.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MC400 - View checker for VIEW & started ?

  The SAP error message MC400 typically relates to issues with the view checker in the context of SAP's Material Management (MM) or other related modules. The message indicates that there is a problem with a specific view in the system, which may be due to inconsistencies or errors in the data or configuration.
  Cause:
  
  Data Inconsistencies: The view may contain inconsistent or incomplete data that prevents it from being processed correctly.
  Configuration Issues: There may be configuration settings that are not aligned with the expected parameters for the view.
  Missing Authorizations: The user may not have the necessary authorizations to access or modify the view.
  Technical Errors: There could be underlying technical issues, such as database inconsistencies or problems with the underlying data model.
  
  Solution:
  
  Check Data Consistency: Use transaction codes like MC22 (Change View) or MC23 (Display View) to check the data in the view. Ensure that all required fields are filled and that the data is consistent.
  Review Configuration: Go through the configuration settings related to the view. Ensure that all necessary settings are correctly configured.
  Authorization Check: Verify that the user has the necessary authorizations to access and modify the view. This can be done through transaction SU53 to check for authorization failures.
  Use Transaction MC40: This transaction can be used to check the view and identify any issues. It may provide more detailed information about what is causing the error.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that resolve the issue.
  Technical Support: If the issue persists, consider reaching out to your SAP Basis or technical support team for further investigation. They may need to look into database logs or perform a deeper analysis of the system.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MC40, MC22, MC23, and SU53.
  SAP Notes: Regularly check for updates and notes from SAP that may provide fixes or workarounds for known issues.
  Documentation: Review SAP documentation related to the specific module you are working with, as it may provide insights into common issues and their resolutions.
  
  By following these steps, you should be able to identify and resolve the issue related to the MC400 error message in SAP.