How To Fix GB308 - User exit & not declared in form pool &

GB308 - Overview

• Message type: E = Error

• Message class: GB - Messages used by the Boolean code generator

• Message number: 308

• Message text: User exit & not declared in form pool &

What causes this issue?

User exit &V1& is either not defined or not declared in formpool &V2&.

System Response

Code for calling up the user exit is not generated or the selection
check contains a syntax error.

How to fix this error?

You define your user exit when you create user exit &V1& in formpool
&V2&, which is entered in table T80D.
You declare your user exit &V1& or the passing parameters required for
it when you make an entry in the FORM routine GET_EXIT_TITLES in
formpools &V2&.
You can find more information about user exits under the keyword
<DS:DE.EX_PROG>User exit formpools </>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GB308 - User exit & not declared in form pool & ?

  The SAP error message GB308 typically indicates that a user exit has not been declared in the specified form pool. This error can occur in various scenarios, particularly when working with SAP forms (like SAPscript or Smart Forms) and custom enhancements.
  
  Cause:
  
  Missing Declaration: The user exit you are trying to use has not been declared in the form pool. This can happen if the user exit is not properly defined in the associated program or form.
  Incorrect Form Pool: The form pool you are working with may not be the correct one where the user exit is defined.
  Typographical Errors: There may be a typo in the name of the user exit or in the way it is being called in the form.
  Transport Issues: If the user exit was recently transported from another system, it may not have been properly imported or activated in the target system.
  
  
  Solution:
  
  Check Declaration: Ensure that the user exit