How To Fix OC718 - Unknown error during TW start and end time check - contact sys.admin.

SAP Error Message - Details

• Message type: E = Error

• Message class: OC - IS-Oil: BDRP Bulk Distribution Requirement Planning messages

• Message number: 718

• Message text: Unknown error during TW start and end time check - contact sys.admin.

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message OC718 - Unknown error during TW start and end time check - contact sys.admin. ?

  The SAP error message OC718, which states "Unknown error during TW start and end time check - contact sys.admin," typically indicates an issue related to the time window (TW) checks in the SAP system. This error can occur in various contexts, such as during job scheduling, background processing, or when executing certain transactions that involve time constraints.
  Possible Causes:
  
  Configuration Issues: There may be misconfigurations in the time window settings or in the job scheduling parameters.
  Authorization Problems: The user may not have the necessary authorizations to perform the action that triggered the error.
  System Bugs: There could be a bug in the SAP system or a specific transaction that is causing the error.
  Database Issues: Problems with the underlying database, such as connectivity issues or data corruption, could lead to this error.
  Time Zone Settings: Incorrect time zone settings in the system configuration may lead to discrepancies in time checks.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for time windows in the relevant transaction or job scheduling. Ensure that the start and end times are correctly defined.
  User Authorizations: Verify that the user has the necessary authorizations to execute the transaction or job. You may need to consult with your security administrator.
  System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that could provide more context about the issue.
  Transaction Codes: If the error occurs during a specific transaction, check for any known issues or patches related to that transaction code.
  Database Health: Ensure that the database is functioning correctly. You may need to run database checks or consult with your database administrator.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. Provide them with detailed information about the error, including any relevant logs and the context in which the error occurs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM37 (Job Monitoring), SM21 (System Log), and ST22 (Dump Analysis) to help diagnose the issue.
  SAP Notes: Search for SAP Notes related to error OC718 in the SAP Support Portal. There may be specific notes addressing this error or providing patches.
  Documentation: Review SAP documentation related to job scheduling and time window management for best practices and troubleshooting steps.
  
  By following these steps, you should be able to identify the cause of the OC718 error and implement a solution. If the problem persists, engaging with your SAP Basis team or SAP support may be necessary.