How To Fix TS004 - TemSe: I/O error

SAP Error Message - Details

• Message type: E = Error

• Message class: TS - TemSe - temporary sequential object management

• Message number: 004

• Message text: TemSe: I/O error

What causes this issue?

An input/output error occurred ("RSTSEIO").

System Response

Processing was terminated.

How to fix this error?

Check the system log. This message is frequently due to:
the data base being stopped or
insufficient space in a table used by TemSe.

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 TS004 - TemSe: I/O error ?

  The SAP error message TS004, which indicates a "TemSe: I/O error," typically relates to issues with the Temporary Sequential (TemSe) storage in the SAP system. TemSe is used for storing temporary data, such as spool requests, and is crucial for various SAP operations.
  Causes of TS004 TemSe: I/O Error
  
  File System Issues: The underlying file system where the TemSe data is stored may be full, corrupted, or experiencing I/O errors.
  Disk Space: Insufficient disk space on the server can lead to this error, as the system cannot write new data to the TemSe.
  Permissions: Incorrect file permissions on the TemSe directory can prevent the SAP system from accessing or writing to the necessary files.
  Database Issues: Problems with the database that the SAP system is using can also lead to I/O errors.
  Hardware Failures: Physical issues with the storage hardware, such as disk failures, can cause I/O errors.
  
  Solutions to TS004 TemSe: I/O Error
  
  
  Check Disk Space:
  
  Verify that there is sufficient disk space on the server where the TemSe files are stored. If the disk is full, consider deleting unnecessary files or increasing disk capacity.
  
  
  
  Check File System Health:
  
  Run file system checks to ensure there are no corruption issues. Use tools like fsck on Unix/Linux systems or check disk utilities on Windows.
  
  
  
  Review Permissions:
  
  Ensure that the SAP user has the necessary permissions to read and write to the TemSe directory. Adjust permissions if needed.
  
  
  
  Monitor and Resolve Database Issues:
  
  Check the database logs for any errors that might indicate issues with the database. Resolve any identified problems.
  
  
  
  Check Hardware:
  
  Investigate any potential hardware issues. If there are signs of disk failure, consider replacing the hardware.
  
  
  
  TemSe Administration:
  
  Use transaction code SP01 to check the status of spool requests and TemSe entries. You can also use transaction SP02 to manage and delete old spool requests if necessary.
  
  
  
  SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error. There may be patches or updates that can resolve the issue.
  
  
  
  Restart SAP Services:
  
  In some cases, restarting the SAP services can help clear temporary issues.
  
  
  
  Related Information
  
  TemSe Directory: The default location for TemSe files is usually in the usr/sap/<SID>/SYS/global/ directory, but this can vary based on your system configuration.
  Monitoring Tools: Use monitoring tools to keep an eye on disk usage and performance metrics to prevent future occurrences of this error.
  Backup: Regularly back up your data to prevent loss in case of hardware failure or corruption.
  
  If the issue persists after trying the above solutions, it may be necessary to consult with SAP support or your system administrator for further assistance.