How To Fix APPLG009 - DC: No key value was specified for the new data record; check call method

SAP Error Message - Details

• Message type: E = Error

• Message class: APPLG - Application Graphics Messages (Graphic Proxy Framework)

• Message number: 009

• Message text: DC: No key value was specified for the new data record; check call method

What causes this issue?

An attempt was made to create a new data record without a key value.

How to fix this error?

Check the call method.
The key attribute and an appropriate value must be set in the field ID.
You can take the key attribute from the documentation on the data
container being used.
For data containers defined by the application, you can find the key
attribute in the definition of the call method.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message APPLG009 - DC: No key value was specified for the new data record; check call method ?

  The SAP error message APPLG009 typically indicates that a key value was not specified for a new data record during a database operation. This error often occurs in the context of data manipulation, such as when trying to insert or update records in a database table where a primary key or unique key is required.
  Cause:
  
  Missing Key Value: The most common cause is that the program or function module that is being executed is attempting to create or modify a record without providing a necessary key value.
  Incorrect Call Method: The method used to call the function or process may not be appropriate for the data being handled, leading to the absence of required parameters.
  Data Structure Issues: The data structure being used may not be correctly defined, or the key fields may not be properly populated before the operation is executed.
  Configuration Issues: There may be configuration settings in the SAP system that are not aligned with the expected data model.
  
  Solution:
  
  Check Key Fields: Ensure that all required key fields are populated before attempting to create or update a record. Review the data being passed to the function or method.
  Review Function Module/Method: If you are using a custom function module or method, check its definition to ensure that it is correctly set up to handle the data being passed to it.
  Debugging: Use the SAP debugger to step through the code and identify where the key value is being lost or not set. This can help pinpoint the exact location of the issue.
  Data Structure Validation: Validate the data structure being used to ensure that it includes all necessary fields and that they are correctly defined.
  Consult Documentation: Review the SAP documentation for the specific function or method being used to ensure that you are following the correct procedures and passing the required parameters.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message APPLG009. SAP frequently updates its knowledge base with solutions to common problems.
  Transaction Codes: Use transaction codes like SE80 (Object Navigator) or SE37 (Function Module) to investigate the function modules or methods involved in the error.
  Community Forums: Consider searching or posting on SAP community forums or platforms like SAP Community, Stack Overflow, or other SAP-related discussion boards for additional insights from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify the root cause of the APPLG009 error and implement a solution to resolve it.