How To Fix CMMFDCO_NOTIFICATION004 - Parameter &1 may not have an empty value

SAP Error Message - Details

• Message type: E = Error

• Message class: CMMFDCO_NOTIFICATION - Notification related Messages

• Message number: 004

• Message text: Parameter &1 may not have an empty value

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 CMMFDCO_NOTIFICATION004 - Parameter &1 may not have an empty value ?

  The SAP error message CMMFDCO_NOTIFICATION004 with the description "Parameter &1 may not have an empty value" typically indicates that a required parameter in a function or transaction is missing or has not been filled in. This error often occurs in the context of notifications or maintenance management within SAP.
  Cause:
  
  Missing Input: The most common cause is that a mandatory field (parameter) has not been filled out in the transaction or function you are trying to execute.
  Incorrect Configuration: There may be a configuration issue where the system expects a value for a parameter that is not being provided.
  User Input Error: The user may have overlooked a required field or made an error while entering data.
  
  Solution:
  
  Check Required Fields: Review the transaction or function you are using and ensure that all mandatory fields are filled out. Look for any fields marked with an asterisk (*) or highlighted in some way.
  Review Documentation: Consult the relevant SAP documentation or help files to understand which parameters are required for the specific transaction or function.
  Debugging: If you have access to debugging tools, you can trace the execution to see which parameter is causing the issue. This can help identify if the problem is due to a missing value or a configuration issue.
  Consult with SAP Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error message.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to notifications, such as IW21 (Create Notification), IW22 (Change Notification), or IW23 (Display Notification).
  SAP Notes: Check SAP Notes for any updates or patches that may address this issue. You can search for the error message or related keywords in the SAP Support Portal.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to perform the action, as sometimes missing authorizations can lead to unexpected errors.
  
  By following these steps, you should be able to identify and resolve the issue related to the CMMFDCO_NOTIFICATION004 error message in SAP.