How To Fix SZDM_CC_CENTRAL_REPO004 - Unable to get read lock for source &1 and category &2 (sy-subrc:&3)

SAP Error Message - Details

• Message type: E = Error

• Message class: SZDM_CC_CENTRAL_REPO - Messages related to the central repository

• Message number: 004

• Message text: Unable to get read lock for source &1 and category &2 (sy-subrc:&3)

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 SZDM_CC_CENTRAL_REPO004 - Unable to get read lock for source &1 and category &2 (sy-subrc:&3) ?

  The SAP error message SZDM_CC_CENTRAL_REPO004 indicates that the system is unable to obtain a read lock for a specified source and category. This typically occurs in the context of data management or data transfer processes, where the system needs to ensure that data is not being modified while it is being read.
  Cause:
  The error can be caused by several factors, including:
  
  Lock Conflicts: Another process or user may currently hold a lock on the specified source and category, preventing your process from obtaining a read lock.
  Database Issues: There may be underlying database issues that are causing locking problems.
  Configuration Issues: Incorrect configuration settings in the system may lead to locking issues.
  Long-running Transactions: If a transaction is taking too long to complete, it may hold locks longer than expected, causing other processes to fail when trying to acquire locks.
  
  Solution:
  To resolve this error, you can try the following steps:
  
  
  Check for Active Locks:
  
  Use transaction code SM12 to check for active locks in the system. Look for locks on the specified source and category.
  If you find locks that are no longer needed, you can delete them (ensure that you have the necessary authorizations and that it is safe to do so).
  
  
  
  Identify the Locking Process:
  
  Use transaction code SM66 or SM50 to identify which process is holding the lock. You can then investigate that process to determine if it can be terminated or if it is still needed.
  
  
  
  Review Long-running Transactions:
  
  Check for any long-running transactions that may be holding locks. If possible, optimize these transactions to complete more quickly.
  
  
  
  System Configuration:
  
  Review the configuration settings related to data management and locking mechanisms to ensure they are set up correctly.
  
  
  
  Database Health Check:
  
  Perform a health check on the database to ensure there are no underlying issues causing locking problems.
  
  
  
  Retry the Operation:
  
  After resolving any locking issues, retry the operation that triggered the error.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific notes related to this error message. SAP frequently updates their knowledge base with solutions for known issues.
  Documentation: Review the relevant SAP documentation for the specific module or process you are working with to understand how locking is managed.
  Support: If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the SZDM_CC_CENTRAL_REPO004 error message.