How To Fix /SCMTMS/SCH326 - Validity end date is before validity start date

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/SCH -

• Message number: 326

• Message text: Validity end date is before validity start date

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMTMS/SCH326 - Validity end date is before validity start date ?

  The SAP error message /SCMTMS/SCH326 Validity end date is before validity start date typically occurs in the context of SAP Transportation Management (TM) when there is an inconsistency in the scheduling data. This error indicates that the validity end date for a certain scheduling object (like a transportation lane, route, or other scheduling-related entities) is set to a date that is earlier than the validity start date, which is logically incorrect.
  Cause:
  
  Data Entry Error: The most common cause is a manual data entry error where the end date is mistakenly entered before the start date.
  System Configuration: Incorrect configuration settings in the transportation management module can lead to this issue.
  Data Migration Issues: If data has been migrated from another system, there may be inconsistencies in the date fields.
  Business Logic: The business rules defined in the system may not allow for certain combinations of dates, leading to this error.
  
  Solution:
  
  Check the Dates: Review the validity start and end dates for the relevant scheduling object. Ensure that the end date is set to a date that is equal to or later than the start date.
  Correct the Data: If you find that the end date is indeed before the start date, correct it to reflect the proper date range.
  Review Configuration: If the issue persists, check the configuration settings in SAP TM to ensure that there are no rules or settings that might be causing this inconsistency.
  Data Validation: Implement data validation checks during data entry or migration processes to prevent this error from occurring in the future.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on managing scheduling objects and their validity periods.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SCMTMS/SCHE to access scheduling objects and make necessary adjustments.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide patches related to this error.
  User Roles: Ensure that the user has the appropriate permissions to make changes to scheduling data.
  Testing: After making changes, conduct thorough testing to ensure that the issue is resolved and that no new issues arise from the changes made.
  
  If the problem continues after following these steps, it may be beneficial to consult with your SAP support team or a consultant who specializes in SAP TM for further assistance.