How To Fix DH191 - Data element & of parameter & is a generated proxy type

DH191 - Overview

• Message type: E = Error

• Message class: DH - DD: Messages for search helps

• Message number: 191

• Message text: Data element & of parameter & is a generated proxy type

What causes this issue?

This data element is generated for ABAP proxies.
Usage of such generated proxy types is not allowed in the search help.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DH191 - Data element & of parameter & is a generated proxy type ?

  The SAP error message DH191 indicates that there is an issue with a data element in a generated proxy type. This typically occurs in the context of SAP's integration scenarios, particularly when working with web services or when using the SAP Process Integration (PI) or SAP Process Orchestration (PO) environments.
  
  Cause:
  The error message DH191 usually arises due to one of the following reasons:
  
  
  Incorrect Data Element Definition: The data element specified in the error message may not be defined correctly or may not be compatible with the expected data type in the proxy interface.
  
  
  Proxy Generation Issues: The proxy class may have been generated incorrectly, possibly due to changes in the underlying data model or inconsistencies in the service definition.
  
  
  Version Mismatch: There may be a mismatch between the versions of the service interface and the generated proxy, especially if changes were made to the service after the proxy was generated.
  
  
  Transport Issues: If the