How To Fix CRM_IST_LOCK028 - Unlock reason is missing for Lock &1 in the customization

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_IST_LOCK - Message Class for IST Lock Proposals

• Message number: 028

• Message text: Unlock reason is missing for Lock &1 in the customization

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 CRM_IST_LOCK028 - Unlock reason is missing for Lock &1 in the customization ?

  The SAP error message CRM_IST_LOCK028 indicates that there is a missing unlock reason for a specific lock in the customization settings. This error typically arises in the context of SAP CRM (Customer Relationship Management) when there are issues related to data locking mechanisms, which are used to prevent concurrent updates to the same data by different users or processes.
  Cause:
  
  Missing Unlock Reason: The primary cause of this error is that the system is unable to find a defined unlock reason for the specified lock. This can happen if the customization settings for locks have not been properly configured or if there is a missing entry in the relevant tables.
  Configuration Issues: There may be issues in the configuration of the lock management settings in the SAP system.
  Transport Issues: If changes were transported from one system to another (e.g., from development to production), the unlock reason might not have been included in the transport request.
  
  Solution:
  
  
  Check Customization Settings:
  
  Go to the transaction code SPRO (SAP Project Reference Object) and navigate to the relevant area for CRM customization.
  Look for the settings related to lock management and ensure that all necessary unlock reasons are defined.
  
  
  
  Define Unlock Reasons:
  
  If the unlock reason is indeed missing, you will need to create it. This can typically be done in the customizing settings where you manage lock reasons.
  Ensure that the unlock reason is properly linked to the lock type that is causing the issue.
  
  
  
  Review Transport Requests:
  
  If the issue arose after a transport, check the transport request to ensure that all necessary objects, including unlock reasons, were included.
  If something is missing, you may need to re-transport the relevant objects or manually create the missing entries in the target system.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to lock management in CRM for any specific instructions or known issues.
  
  
  
  Check for SAP Notes:
  
  Search the SAP Support Portal for any relevant SAP Notes that might address this specific error message. There may be patches or updates that resolve the issue.
  
  
  
  Contact SAP Support:
  
  If the problem persists after checking the above steps, consider reaching out to SAP Support for further assistance. Provide them with the error message details and any relevant context.
  
  
  
  Related Information:
  
  Lock Management in SAP: Understanding how SAP handles locks and unlocks is crucial. Locks are typically used to ensure data integrity during transactions.
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to view locks) and SM21 (to check system logs) for troubleshooting.
  Customizing Path: The path to customize lock reasons may vary based on the version of SAP you are using, so ensure you are following the correct steps for your specific environment.
  
  By following these steps, you should be able to identify and resolve the issue related to the CRM_IST_LOCK028 error message.