How To Fix 55300 - Choose a valid function

55300 - Overview

• Message type: E = Error

• Message class: 55 - Messages for development class EENO

• Message number: 300

• Message text: Choose a valid function

What causes this issue?

You have selected a function that cannot be executed in the current
program context.
Normally programs do not offer functions that cannot be executed. This
is probably a program error.

System Response

The system is unable to execute this function.

How to fix this error?

Select a different function.
If this is a program error, make a note of the
transaction
selected function
program context
and send a message to SAP.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 55300 - Choose a valid function ?

  The SAP error message "55300 Choose a valid function" typically occurs when a user attempts to execute a function or transaction that is not valid in the current context or when the function code is not recognized by the system. This error can arise in various scenarios, such as during the execution of a transaction, when using a specific function module, or when trying to access a menu option that is not available.
  Causes:
  
  Invalid Function Code: The function code entered may not exist or is misspelled.
  Authorization Issues: The user may not have the necessary authorizations to execute the function.
  Contextual Limitations: The function may not be applicable in the current context or screen.
  
  Configuration Issues: There may be a configuration problem in the system that prevents the function from being recognized.
  System Errors: Temporary system issues or bugs may lead to this error.
  
  Solutions:
  
  Check Function Code: Verify that the function code you are trying to