How To Fix MC350 - Lock object & created

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 350

• Message text: Lock object & created

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MC350 - Lock object & created ?

  The SAP error message MC350 typically indicates that a lock object is preventing a transaction from being executed. This can occur in various scenarios, particularly when multiple users or processes are trying to access or modify the same data simultaneously. Here’s a breakdown of the cause, potential solutions, and related information for this error:
  Cause
  
  Lock Object: The error occurs when a lock object is created for a particular transaction or data record, and another transaction tries to access the same object while it is locked.
  Concurrent Access: Multiple users or processes are trying to access the same data at the same time, leading to a conflict.
  Long-running Transactions: If a transaction takes too long to complete, it can hold a lock for an extended period, causing other transactions to fail with this error.
  System Configuration: Incorrect configuration of lock objects or issues in the underlying database can also lead to this error.
  
  Solution
  
  Wait and Retry: Often, the simplest solution is to wait for the lock to be released. If the transaction is being held by another user, you may need to wait until they complete their work.
  Identify the Lock: Use transaction codes like SM12 to view and manage lock entries. This can help you identify which user or process is holding the lock.
  Release the Lock: If necessary, you can manually delete the lock entry in SM12, but this should be done with caution and typically only by an administrator, as it can lead to data inconsistencies.
  Optimize Transactions: Review the transactions that are causing locks and optimize them to reduce the time they hold locks. This may involve improving performance or breaking down large transactions into smaller ones.
  Check for Deadlocks: Ensure that there are no deadlocks occurring in the system, which can cause locks to persist longer than necessary.
  Review Custom Code: If the error is related to custom development, review the code for proper handling of lock objects and ensure that locks are released appropriately.
  
  Related Information
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to view locks), SM21 (to check system logs), and ST22 (to analyze dumps) for troubleshooting.
  SAP Notes: Check SAP Notes for any known issues or patches related to the MC350 error. SAP frequently updates its knowledge base with solutions for common problems.
  Performance Monitoring: Use tools like ST03N to monitor system performance and identify long-running transactions that may be causing locks.
  User Training: Ensure that users are trained on best practices for data entry and transaction processing to minimize the chances of locking issues.
  
  If the problem persists after trying these solutions, it may be necessary to consult with your SAP Basis team or SAP support for further assistance.