How To Fix ISI001 - Error (code &1) has occurred during determination of sales orders

SAP Error Message - Details

• Message type: E = Error

• Message class: ISI - Message class for Supplier Workplace

• Message number: 001

• Message text: Error (code &1) has occurred during determination of sales orders

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 ISI001 - Error (code &1) has occurred during determination of sales orders ?

  The SAP error message ISI001, which indicates that an error (code &1) has occurred during the determination of sales orders, typically arises in the context of the SAP Sales and Distribution (SD) module. This error can occur for various reasons, and understanding the cause is crucial for resolving it effectively.
  Possible Causes:
  
  
  Configuration Issues: Incorrect configuration in the sales order determination process can lead to this error. This includes issues with the condition records, pricing procedures, or sales document types.
  
  
  Master Data Problems: Missing or incorrect master data, such as customer master records, material master records, or condition records, can cause the system to fail in determining the appropriate sales orders.
  
  
  Custom Code or Enhancements: If there are custom developments or enhancements in the sales order processing logic, they may introduce errors that lead to this message.
  
  
  System Performance Issues: Sometimes, performance issues or timeouts in the system can lead to errors during the determination process.
  
  
  Authorization Issues: Lack of proper authorizations for the user trying to perform the sales order determination can also trigger this error.
  
  
  Solutions:
  
  
  Check Configuration: Review the configuration settings in the SAP system related to sales order determination. Ensure that all necessary condition records and pricing procedures are correctly set up.
  
  
  Validate Master Data: Ensure that all relevant master data is complete and accurate. Check customer and material master records for any missing or incorrect information.
  
  
  Review Custom Code: If there are any custom enhancements or modifications, review the code for potential issues. Debugging the custom logic may help identify the root cause.
  
  
  Monitor System Performance: Check for any performance issues in the SAP system. If the system is slow or unresponsive, it may be necessary to optimize performance or increase system resources.
  
  
  Check Authorizations: Verify that the user has the necessary authorizations to perform the sales order determination. If not, work with your SAP security team to grant the required permissions.
  
  
  Analyze Error Code: The error code (&1) provided in the message can give more specific information about the nature of the error. Look up the specific error code in SAP documentation or forums for more targeted troubleshooting steps.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to ISI001 for any known issues or patches that may address the error.
  Transaction Codes: Use transaction codes like SE80 (Object Navigator) or SE37 (Function Module) to analyze the relevant function modules or programs involved in the sales order determination process.
  Debugging: If you have access, consider debugging the process to see where the error occurs and what data is being processed at that time.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.