How To Fix 28035 - Key expected

SAP Error Message - Details

• Message type: E = Error

• Message class: 28 - Configuration

• Message number: 035

• Message text: Key expected

What causes this issue?

In the source code of the dependency, a key is expected. However, you
did not enter a valid key.
A valid key comprises alphanumeric characters (letters and figures),
can be up to 30 characters long, and must start with a letter. Keys are
not usually entered in quote marks.
In object dependencies, any key that contains a hyphen must be referred
to with the expression SKEY, and the key must be entered in quote
marks:
SKEY 'EXT-COLOR'

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check the key you entered.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 28035 - Key expected ?

  The SAP error message 28035, which states "Key expected," typically occurs in the context of data entry or processing where a key field is required but not provided or is incorrectly formatted. This error can arise in various scenarios, such as during the creation or modification of master data, transactional data, or when executing certain programs.
  Causes:
  
  Missing Key Field: The most common cause is that a required key field (like a material number, customer number, or vendor number) is not filled in.
  Incorrect Key Format: The key provided may not match the expected format or length defined in the system.
  Data Inconsistency: There may be inconsistencies in the data being processed, such as trying to reference a key that does not exist in the database.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access or modify the data associated with the key.
  
  Solutions:
  
  Check Required Fields: Ensure that all required key fields are filled in correctly. Review the input data for any missing or incorrectly formatted fields.
  Validate Key Format: Make sure that the key you are entering adheres to the expected format (e.g., length, character type).
  Data Verification: Verify that the key you are trying to use exists in the system. You can do this by checking the relevant master data tables or using transaction codes like SE11 (Data Dictionary) to look up the key.
  Authorization Check: Ensure that you have the necessary authorizations to access or modify the data associated with the key. If not, contact your system administrator for assistance.
  Debugging: If you are a developer or have access to debugging tools, you can analyze the program or transaction that is generating the error to identify the exact point of failure.
  
  Related Information:
  
  Transaction Codes: Depending on where the error occurs, you may want to check specific transaction codes related to the data you are working with (e.g., MM01 for material master, XD01 for customer master).
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional context.
  Documentation: Review the documentation for the specific module or transaction you are working with to understand the key requirements better.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth assistance.