How To Fix ACO101 - An error occurred when updating the table &1 (see long text)

ACO101 - Overview

• Message type: E = Error

• Message class: ACO - Error Messages for Package ACO

• Message number: 101

• Message text: An error occurred when updating the table &1 (see long text)

What causes this issue?

You want to change Customizing data in the table &v1&. However, an error
occurs when the data is written to the database.

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?

Contact SAP Support.

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 ACO101 - An error occurred when updating the table &1 (see long text) ?

  The SAP error message ACO101 indicates that there was an issue when trying to update a specific database table. This error can occur for various reasons, and understanding the cause is essential for finding a solution. Here are some common causes, potential solutions, and related information for this error:
  Causes:
  
  Database Locking Issues: The table may be locked by another transaction, preventing the update from being completed.
  Data Consistency Errors: There may be inconsistencies in the data that violate database constraints (e.g., foreign key constraints).
  Authorization Issues: The user may not have the necessary permissions to update the table.
  Technical Errors: There could be a technical issue with the database or the SAP system itself, such as a connection problem or a corrupted table.
  Custom Code Issues: If there are custom enhancements or modifications, they may be causing the error during the update process.
  
  Solutions:
  
  Check for Locks: Use transaction codes like SM12 to check for locks on