How To Fix OM018 - Choose a valid option

SAP Error Message - Details

• Message type: E = Error

• Message class: OM - Customizing Materialwirtschaft

• Message number: 018

• Message text: Choose a valid option

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message OM018 - Choose a valid option ?

  The SAP error message OM018 ("Choose a valid option") typically occurs in the context of configuration or transaction processing within the SAP system, particularly in areas related to materials management, production planning, or similar modules. This error indicates that the user has selected an invalid option or input that does not meet the system's requirements.
  Causes:
  
  Invalid Selection: The user may have selected an option that is not valid for the current context or transaction.
  Configuration Issues: There may be a configuration issue in the system where certain options are not properly set up or activated.
  Missing Authorizations: The user may not have the necessary authorizations to access certain options or functionalities.
  Data Entry Errors: Incorrect data entry or formatting issues can lead to this error.
  
  Solutions:
  
  Check Selections: Review the options you have selected and ensure they are valid for the transaction or configuration you are working on.
  Consult Documentation: Refer to SAP documentation or help files related to the specific transaction or configuration to understand the valid options.
  Configuration Review: If you have access, check the configuration settings in the relevant module to ensure that all necessary options are properly set up.
  User Authorizations: Verify that you have the necessary authorizations to perform the action you are attempting. If not, contact your SAP security administrator.
  Data Validation: Ensure that all data entered is in the correct format and adheres to the system's requirements.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes depending on the context (e.g., OM01 for maintaining order types, etc.).
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message OM018.
  Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to identify the cause of the OM018 error and implement a solution to resolve it.