How To Fix LOP164 - Check the day of the month (field &1). Business key &2

SAP Error Message - Details

• Message type: E = Error

• Message class: LOP - Logistical contract options

• Message number: 164

• Message text: Check the day of the month (field &1). Business key &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message LOP164 - Check the day of the month (field &1). Business key &2 ?

  The SAP error message LOP164, which states "Check the day of the month (field &1). Business key &2," typically occurs in the context of logistics or inventory management processes, particularly when dealing with date-related fields in SAP.
  Cause:
  This error usually arises when there is an invalid date input in a field that requires a specific day of the month. The error message indicates that the day entered does not correspond to a valid date, which could be due to:
  
  Invalid Day Entry: The day entered is either out of range (e.g., 32 for a month that only has 31 days) or does not exist for the specified month (e.g., February 30).
  Incorrect Date Format: The date might not be in the expected format, leading to misinterpretation by the system.
  Business Key Issues: The business key mentioned in the error message may refer to a specific transaction or document that is being processed, which could be linked to the invalid date.
  
  Solution:
  To resolve the LOP164 error, you can take the following steps:
  
  
  Check the Date Input: Review the date entered in the specified field (field &1) and ensure that it is a valid day of the month. Make sure that:
  
  The day is within the valid range for the month.
  The month is correctly specified (e.g., February should not have a day greater than 29).
  
  
  
  Correct Date Format: Ensure that the date is entered in the correct format as expected by the SAP system. This may vary based on your system settings (e.g., DD/MM/YYYY or MM/DD/YYYY).
  
  
  Review Business Key: Investigate the business key (&2) mentioned in the error message. Ensure that the transaction or document associated with this key is valid and that all required fields are correctly filled out.
  
  
  Consult Documentation: If you are unsure about the expected values or formats, refer to the relevant SAP documentation or user manuals for guidance on the specific transaction or process you are working with.
  
  
  Contact Support: If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with a functional expert who can provide further assistance.
  
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to the LOP164 error for additional insights or patches that may address known issues.
  Transaction Codes: Familiarize yourself with the transaction codes related to the process you are working on, as they may provide additional context for troubleshooting.
  User Training: Ensure that users are trained on proper data entry practices to minimize the occurrence of such errors in the future.
  
  By following these steps, you should be able to identify and correct the issue causing the LOP164 error in your SAP system.