How To Fix GS764 - Exit & cannot be used in formulas

GS764 - Overview

• Message type: E = Error

• Message class: GS - Sets

• Message number: 764

• Message text: Exit & cannot be used in formulas

What causes this issue?

You want to use the formula exit &V1& together with other operators and
operands in a formula variable. Formula exit &V1& is however
alphanumeric, the result of this exit cannot always be converted into a
numerical value.

System Response

The entry is rejected.

How to fix this error?

Either use a numerical formula exit or define the formula in such a way
that it only contains formula exit &V1&. If a formula contains no other
parts, alphanumeric formula exits can also be evaluated.

Error message extract from SAP system. Copyright SAP SE.

GS764 - Details

• The SAP error message GS764 indicates that a specific exit cannot be used in formulas. This error typically arises in the context of SAP's formula processing, particularly when dealing with condition techniques or pricing procedures in modules like SAP SD (Sales and Distribution) or SAP MM (Materials Management).
  
  Cause:
  
  Invalid Exit: The exit referenced in the formula is either not defined or not applicable for the context in which it is being used.
  
  Configuration Issues: There may be configuration issues in the pricing procedure or condition types that are causing the exit to be flagged as unusable.
  Incompatibility: The exit may not be compatible with the specific version of SAP you are using or with the specific business process you are trying to implement.
  Missing Implementation: The exit might not have been implemented correctly in the system, or the necessary code is missing.
  
  
  Solution:
  
  Check Configuration: Review the configuration of the pricing procedure and condition types to