How To Fix SRT_WSP646 - Service group '&1' blocked by other object in memory

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP - Messages for SRT WSP

• Message number: 646

• Message text: Service group '&1' blocked by other object in memory

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_WSP646 - Service group '&1' blocked by other object in memory ?

  The SAP error message SRT_WSP646 indicates that a service group is blocked by another object in memory. This typically occurs in the context of SAP's web services and can be related to various issues, such as resource contention, configuration problems, or issues with the underlying application logic.
  Cause
  
  Resource Contention: The service group may be trying to access resources that are currently locked or being used by another process or service.
  Configuration Issues: There may be misconfigurations in the service definitions or in the underlying web service framework.
  Memory Management: The SAP system may be experiencing memory management issues, leading to conflicts between different service groups.
  Long-Running Transactions: If a transaction is taking too long to complete, it may block other service groups from executing.
  
  Solution
  
  Check for Locks: Use transaction codes like SM12 to check for any locks that might be preventing access to the service group. If you find any unnecessary locks, you can release them.
  Review Configuration: Ensure that the service group and related web service configurations are set up correctly. Check for any inconsistencies or errors in the configuration.
  Monitor Performance: Use transaction codes like ST22 (dump analysis) and SM21 (system log) to check for any performance issues or errors that might be affecting the service group.
  Restart Services: If the issue persists, consider restarting the relevant services or the entire SAP application server to clear any memory issues.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as these may contain fixes for known issues.
  Consult SAP Notes: Look for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  
  Related Information
  
  Transaction Codes: Familiarize yourself with transaction codes like SRT_UTIL for web service management, SM37 for job monitoring, and ST03N for workload analysis.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Review SAP documentation related to web services and service groups for best practices and troubleshooting tips.
  
  If the problem persists after trying the above solutions, it may be necessary to involve SAP support for further assistance.