How To Fix WSTB017 - Date for calendar week (&1) has wrong format

SAP Error Message - Details

• Message type: E = Error

• Message class: WSTB - Message Class for Store Workbench, Allocation Table

• Message number: 017

• Message text: Date for calendar week (&1) has wrong format

Self-Explanatory Message

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• What is the cause and solution for SAP error message WSTB017 - Date for calendar week (&1) has wrong format ?

  SAP Error Message:
  
  WSTB017 Date for calendar week (&1) has wrong format
  
  Cause:
  This error occurs when a date value provided for a calendar week is not in the expected format. In SAP, calendar weeks are often represented in a specific format (e.g., YYYYWW or YYYY-WW), and if the date or calendar week input does not conform to this format, the system raises this error.
  Common causes include:
  
  Inputting a date instead of a calendar week.
  Using an incorrect calendar week format (e.g., missing leading zeros, wrong separators).
  Data conversion or user input errors where the calendar week string is malformed.
  Incorrect settings or custom code that expects a specific calendar week format but receives something else.
  
  
  Solution:
  
  
  Check the Input Format:
  
  Verify that the calendar week is entered in the correct format expected by the program or transaction.
  Typically, calendar weeks are represented as YYYYWW (e.g., 202315 for the 15th week of 2023).
  Ensure no extra characters, spaces, or invalid separators are present.
  
  
  
  Correct the Data Source:
  
  If the calendar week is coming from an interface, file, or user input, ensure the source data is correctly formatted.
  If the data is being converted programmatically, check the conversion logic.
  
  
  
  Use SAP Standard Functions:
  
  Use SAP function modules like DATE_GET_WEEK or DATE_CONVERT_TO_WEEK to convert dates to calendar weeks properly.
  Avoid manual string manipulation for calendar week formatting.
  
  
  
  Check User Exits or Enhancements:
  
  If custom code is involved, review it to ensure calendar week handling is correct.
  Add validation or error handling to catch wrong formats early.
  
  
  
  Consult SAP Notes:
  
  Search for SAP Notes related to WSTB017 for any patches or known issues.
  
  
  
  
  Related Information:
  
  
  Calendar Week Format in SAP:
  
  SAP typically uses the ISO week date system, where weeks start on Monday and the first week of the year is the one containing the first Thursday of the year.
  
  
  Function Modules:
  
  DATE_GET_WEEK: Returns the calendar week for a given date.
  DATE_CONVERT_TO_WEEK: Converts a date to a calendar week string.
  
  
  
  Transaction Codes:
  
  SCAL (SAP Calendar) for calendar settings.
  SE91 to look up message WSTB017 for detailed message text and documentation.
  
  
  
  Example:
  If the input is 2023-15 or 15/2023, it might cause the error. Correct format should be 202315.
  
  
  
  If you provide the context where this error occurs (e.g., specific transaction, program, or interface), I can help with more tailored advice.