How To Fix M8856 - No update of & data in database

M8856 - Overview

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 856

• Message text: No update of & data in database

What causes this issue?

You selected the field "Data base update". You can only update
LIFO valuation in the data base via batch processing.

Error message extract from SAP system. Copyright SAP SE.

M8856 - Details

• The SAP error message M8856 "No update of & data in database" typically occurs when there is an issue with updating data in the database during a transaction. This error can arise from various causes, and understanding these can help in troubleshooting and resolving the issue.
  Causes:
  
  Data Locking: The data you are trying to update may be locked by another transaction or user. This can prevent your update from being processed.
  Authorization Issues: The user may not have the necessary authorizations to perform the update operation on the specified data.
  Database Constraints: There may be constraints in the database (like foreign key constraints) that prevent the update from being executed.
  Technical Issues: There could be technical issues such as database connectivity problems, or issues with the application server.
  Incorrect Data: The data being submitted for the update may not meet the required format or validation rules.
  
  Solutions:
  
  Check for Locks: Use transaction codes like SM12 to check