How To Fix FB381 - Enter a different form ID; form ID & is reserved

SAP Error Message - Details

• Message type: E = Error

• Message class: FB - Batch Programs

• Message number: 381

• Message text: Enter a different form ID; form ID & is reserved

What causes this issue?

You entered "ER", "LI" or "RE" as form ID's. However, these form ID's
are reserved only for the error list, the check list and the results
table by the program.
For the form set of the letter and the reply, you can only assign and
select ID's which are not those above.

System Response

Termination of processing.

How to fix this error?

Check your entry. If necessary, change form allocation for the ID by
using customizing.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FB381 - Enter a different form ID; form ID & is reserved ?

  The SAP error message FB381 ("Enter a different form ID; form ID & is reserved") typically occurs when you are trying to use a form ID that is already reserved or in use within the SAP system. This can happen in various contexts, such as when working with payment forms, invoices, or other document types that require specific form IDs.
  Cause:
  
  Reserved Form ID: The form ID you are trying to use is already reserved for a specific purpose or document type in the SAP system.
  System Configuration: The form ID may be configured in the system settings to be used exclusively for certain transactions or processes.
  User Permissions: The user may not have the necessary permissions to use the specified form ID.
  
  Solution:
  
  Choose a Different Form ID: The simplest solution is to select a different form ID that is not reserved. You can check the available form IDs in the system to find one that suits your needs.
  Check Configuration: If you believe the form ID should be available, check the configuration settings in the SAP system to see if the form ID is indeed reserved. This may require access to transaction codes like SE71 (SAPscript) or SMARTFORMS (Smart Forms) to review the form definitions.
  Consult with System Administrator: If you are unsure about which form IDs are available or if you need to use a specific form ID, consult with your SAP system administrator or the person responsible for SAP configuration in your organization.
  Review User Permissions: Ensure that your user role has the necessary permissions to access and use the form ID in question.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FBZ1 (Post with Clearing), FB60 (Enter Incoming Invoice), or FB70 (Enter Outgoing Invoice) where this error might occur.
  SAP Notes: Check SAP Notes for any known issues or updates related to form IDs and their usage.
  Documentation: Review SAP documentation or help files related to form management and configuration for more detailed guidance.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.