How To Fix LOP105 - Enter a day of month. Business key &1

SAP Error Message - Details

• Message type: E = Error

• Message class: LOP - Logistical contract options

• Message number: 105

• Message text: Enter a day of month. Business key &1

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LOP105 - Enter a day of month. Business key &1 ?

  The SAP error message LOP105 ("Enter a day of month. Business key &1") typically occurs in the context of logistics or inventory management when a user is trying to enter a date but has not provided a valid day of the month. This error is often encountered in transactions related to inventory management, production planning, or similar modules where date inputs are required.
  Cause:
  The error is triggered when:
  
  A user attempts to enter a date without specifying a day (e.g., entering only a month and year).
  The date format is incorrect or not recognized by the system.
  There may be a missing or invalid entry in a date field that is mandatory for the transaction.
  
  Solution:
  To resolve the LOP105 error, you can take the following steps:
  
  
  Check Date Input: Ensure that you are entering a complete date, including the day, month, and year. For example, instead of entering "March 2023", enter "March 15, 2023".
  
  
  Verify Date Format: Make sure that the date format you are using is compatible with the format expected by the SAP system. This can vary based on user settings or regional settings.
  
  
  Review Required Fields: Check if there are any other mandatory fields that need to be filled out in the transaction. Sometimes, the error may be related to other missing information.
  
  
  Consult Documentation: If you are unsure about the required format or fields, refer to the SAP documentation or help resources related to the specific transaction you are working with.
  
  
  User Training: If this error is common among users, consider providing training or guidance on how to correctly enter dates in the system.
  
  
  System Configuration: If the issue persists, it may be worth checking with your SAP administrator to ensure that the system configuration is set up correctly for date handling.
  
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to logistics, such as MIGO (Goods Movement), MB1A (Goods Withdrawal), or others.
  SAP Notes: Check SAP Notes for any known issues or patches related to date handling in your specific version of SAP.
  User Exits or BAdIs: If custom logic is implemented in your SAP system, there may be user exits or BAdIs that affect how dates are processed.
  
  If you continue to experience issues after following these steps, it may be beneficial to reach out to your SAP support team for further assistance.