How To Fix ENHANCEMENT404 - Layer value & cannot be interpreted as a number

SAP Error Message - Details

• Message type: E = Error

• Message class: ENHANCEMENT - SAP customer enhancement project messages

• Message number: 404

• Message text: Layer value & cannot be interpreted as a 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.

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 ENHANCEMENT404 - Layer value & cannot be interpreted as a number ?

  The SAP error message "ENHANCEMENT404 Layer value & cannot be interpreted as a number" typically indicates that there is an issue with the data being processed in the system, specifically related to a layer value that is expected to be numeric but is not.
  Cause:
  
  Data Type Mismatch: The layer value being processed is expected to be a numeric type, but it is either a string or contains non-numeric characters.
  Incorrect Configuration: There may be a configuration issue in the system where the layer value is not set up correctly.
  Data Entry Error: User input may have included invalid characters or formats that are not recognized as numbers.
  Custom Enhancements: If there are custom enhancements or modifications in the system, they may not be handling the layer value correctly.
  
  Solution:
  
  Check Input Data: Review the data being inputted or processed to ensure that the layer value is indeed numeric. Remove any non-numeric characters.
  Data Validation: Implement validation checks in the input forms or data processing logic to ensure that only valid numeric values are accepted.
  Configuration Review: Check the configuration settings related to the layer value in the relevant SAP module to ensure they are set up correctly.
  Debugging: If the issue persists, use debugging tools to trace the execution of the program and identify where the layer value is being incorrectly interpreted.
  Consult Documentation: Review SAP documentation or notes related to the specific module or enhancement to see if there are known issues or patches available.
  Contact Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is related to a custom enhancement.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Transaction Codes: Use transaction codes like SE80 (Object Navigator) or SE37 (Function Module) to investigate the code where the error occurs.
  User Exits and BAdIs: If the error is related to custom enhancements, review any user exits or Business Add-Ins (BAdIs) that may be affecting the processing of layer values.
  Testing: After making changes, conduct thorough testing to ensure that the issue is resolved and that no new issues have been introduced.
  
  By following these steps, you should be able to identify and resolve the cause of the "ENHANCEMENT404 Layer value & cannot be interpreted as a number" error in SAP.