How To Fix XS638 - Currently no delivery to &, due to problems with system resources

SAP Error Message - Details

• Message type: E = Error

• Message class: XS - SAPconnect: All messages

• Message number: 638

• Message text: Currently no delivery to &, due to problems with system resources

What causes this issue?

The message could not be delivered to recipient &V1&. An error (such as
the hard drive being full) has occurred in the processing of the
communication system.

System Response

Processing was completed normally.
Additional information of the used node (if available, in the system
language of the node):
&V4&

How to fix this error?

Attempt to resend the message at a later time.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message XS638 - Currently no delivery to &, due to problems with system resources ?

  The SAP error message XS638, which states "Currently no delivery to &, due to problems with system resources," typically indicates that there are issues with the system resources that are preventing the delivery of data or services. This error can occur in various contexts, such as when using SAP HANA XS (Extended Services) or other SAP applications.
  Causes:
  
  Insufficient Memory: The system may not have enough memory available to handle the current requests.
  High CPU Usage: If the CPU is heavily utilized, it may lead to delays or failures in processing requests.
  Database Locking: Locks on database tables can prevent data from being delivered.
  Network Issues: Problems with network connectivity can also lead to this error.
  Configuration Issues: Incorrect configuration settings in the SAP system can lead to resource allocation problems.
  Excessive Load: A sudden spike in user requests or background jobs can overwhelm the system.
  
  Solutions:
  
  Monitor System Resources: Use monitoring tools to check memory, CPU, and disk usage. Identify any bottlenecks and take corrective actions.
  Optimize Queries: Review and optimize any long-running queries that may be consuming excessive resources.
  Increase Resources: If the system is consistently running low on resources, consider upgrading the hardware or increasing the allocated resources (e.g., memory, CPU).
  Check for Locks: Use transaction codes like SM12 to check for and resolve any database locks that may be causing issues.
  Review Configuration: Ensure that the system configuration is optimized for the expected workload. This may include adjusting parameters related to memory allocation and process handling.
  Load Balancing: If applicable, implement load balancing to distribute the workload more evenly across the system.
  Restart Services: In some cases, restarting the relevant services or the entire system may help to clear temporary issues.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  System Logs: Review system logs (e.g., transaction SM21) for any additional error messages or warnings that may provide more context.
  Performance Tuning: Consider conducting a performance tuning exercise to identify and resolve any underlying issues affecting system performance.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.