How To Fix FL374 - Generic typing is not possible with update modules

FL374 - Overview

• Message type: E = Error

• Message class: FL - Function Builder messages

• Message number: 374

• Message text: Generic typing is not possible with update modules

What causes this issue?

You tried to give a parameter belonging to an update module a generic
data type (e.g. type C). However, this is not possible in the case of
update modules because they require all technical attributes
(e.g. the length) to be known.

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?

Give each of the parameters a fully specified data type.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FL374 - Generic typing is not possible with update modules ?

  The SAP error message FL374, which states "Generic typing is not possible with update modules," typically occurs in the context of SAP's Financial Accounting (FI) or Controlling (CO) modules when there is an issue with the way data is being processed in update modules. This error is often related to the use of generic types in the context of update function modules, which are not allowed in certain scenarios.
  
  Cause:
  
  Generic Typing: The error arises when a generic data type is used in an update function module. In SAP, update function modules are expected to have specific data types defined for their parameters. Using generic types can lead to ambiguity and is not supported.
  Incorrect Function Module Definition: If the function module is defined incorrectly or if it is trying to handle data in a way that is not compatible with the update processing, this error can occur.
  Data Structure Issues: If the data