How To Fix CCSEQ012 - The change sequence graph could not be locked

CCSEQ012 - Overview

• Message type: E = Error

• Message class: CCSEQ - Change sequence graph

• Message number: 012

• Message text: The change sequence graph could not be locked

What causes this issue?

A technical error occurred when locking the change sequence graph.

System Response

The system could not lock table CCSEQ.

How to fix this error?

Contact your administrator.
Try to reproduce the error and describe under which circumstances the
error message occurred.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CCSEQ012 - Details

• The SAP error message CCSEQ012 indicates that the change sequence graph could not be locked. This error typically occurs in the context of SAP's Controlling (CO) module, particularly when dealing with cost center accounting, internal orders, or other related functionalities that involve change sequences.
  Causes:
  
  Concurrent Access: The most common cause of this error is that another user or process is currently accessing the change sequence graph, preventing your session from obtaining the necessary lock.
  Long-Running Transactions: If a transaction is taking too long to complete, it may hold the lock longer than expected, leading to this error for subsequent users.
  System Performance Issues: High system load or performance issues can lead to delays in locking mechanisms, causing timeouts.
  Database Locking Issues: There may be underlying database locking issues that prevent the change sequence graph from being locked.
  
  Solutions:
  
  Retry the Operation: Often, simply waiting a few moments and retrying the operation can resolve the issue if