How To Fix 5B402 - Schedule pattern & must begin with day number 001

SAP Error Message - Details

• Message type: E = Error

• Message class: 5B -

• Message number: 402

• Message text: Schedule pattern & must begin with day number 001

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 5B402 - Schedule pattern & must begin with day number 001 ?

  The SAP error message 5B402 indicates an issue with the scheduling pattern in the system. Specifically, it states that the schedule pattern must begin with day number 001. This error typically arises in the context of production planning or scheduling scenarios where a specific pattern is expected to start from a defined point.
  Cause:
  
  Incorrect Schedule Pattern: The schedule pattern defined in the system does not start with day number 001. This could be due to a misconfiguration or an incorrect entry when setting up the scheduling parameters.
  Data Entry Error: During the creation or modification of a scheduling profile, the user may have inadvertently entered a starting day that is not valid.
  Configuration Issues: There may be issues in the configuration of the scheduling settings in the system, leading to this error.
  
  Solution:
  
  Check Schedule Pattern: Review the schedule pattern configuration in the relevant transaction (e.g., transaction codes like MD61, MD62 for planning or similar). Ensure that the pattern starts with day number 001.
  Modify the Pattern: If the pattern is incorrect, modify it to start with day number 001. This may involve editing the existing pattern or creating a new one that adheres to the required format.
  Validate Data Entry: Ensure that all data entries related to scheduling are correct and conform to the expected formats. This includes checking for any typos or incorrect values.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on setting up scheduling patterns correctly.
  Testing: After making changes, test the scheduling functionality to ensure that the error does not reoccur.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for scheduling and planning in SAP, such as MD01 (MRP Run), MD02 (Single-item, single-level planning), and others.
  SAP Notes: Check SAP Notes for any known issues or patches related to scheduling patterns that may provide additional insights or solutions.
  User Roles: Ensure that the user has the appropriate permissions to modify scheduling patterns, as restrictions may lead to errors during configuration.
  
  If the issue persists after following these steps, it may be beneficial to consult with an SAP expert or your organization's SAP support team for further assistance.