How To Fix O8120 - Please enter a driver number

SAP Error Message - Details

• Message type: E = Error

• Message class: O8 - IS-Oil: TD Transportation and Distribution

• Message number: 120

• Message text: Please enter a driver number

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message O8120 - Please enter a driver number ?

  The SAP error message O8120, which states "Please enter a driver number," typically occurs in the context of transportation management or logistics within the SAP system. This error indicates that the system requires a driver number to proceed with a specific transaction or process, but none has been provided.
  Cause:
  
  Missing Driver Information: The most common cause of this error is that the driver number has not been entered in the relevant field. This could happen if the user is trying to create or process a transportation order, delivery, or shipment without specifying a driver.
  Configuration Issues: There may be configuration settings in the SAP system that require a driver number for certain processes, and if these settings are not properly configured, it can lead to this error.
  User Input Error: The user may have overlooked entering the driver number or may have entered it incorrectly.
  
  Solution:
  
  Enter Driver Number: The immediate solution is to ensure that a valid driver number is entered in the appropriate field. This can usually be done in the transaction screen where the error occurred.
  Check Driver Master Data: Ensure that the driver number you are trying to enter exists in the system. You may need to check the driver master data to confirm that the driver is set up correctly.
  Review Configuration: If the error persists, review the configuration settings related to transportation management in SAP. Ensure that the system is set up to require or allow driver numbers as needed.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the transaction you are working with, as there may be additional requirements or steps needed.
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to logistics and transportation, such as VT01N (Create Shipment), VT02N (Change Shipment), or others.
  Driver Master Data: Ensure that the driver master data is maintained correctly in the system. This includes details like driver name, license number, and other relevant information.
  User Roles and Authorizations: Check if the user has the necessary roles and authorizations to enter driver information in the system.
  
  By following these steps, you should be able to resolve the O8120 error and proceed with your transaction in SAP.