How To Fix PG443 - Screen structures and conversion classes are not created in core system

PG443 - Overview

• Message type: E = Error

• Message class: PG - Error Messages for Master Data Programs

• Message number: 443

• Message text: Screen structures and conversion classes are not created in core system

What causes this issue?

You are in a core system that does not have any screen structures,
conversion classes, or the tables required for the UI such as
T588UICONVCLAS.

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?

Once you have created the infotype in the core system, go to an
extension system and create the screen structure and the conversion
class in that system.
You can do this with the first tab: 'Create Infotype' or with the third
tab: 'Edit Screen Structure'.

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 PG443 - Screen structures and conversion classes are not created in core system ?

  The SAP error message PG443 indicates that screen structures and conversion classes are not created in the core system. This error typically arises during the development or transport of objects in SAP, particularly when dealing with screen programming or when using the Screen Painter.
  
  Cause:
  
  Missing Screen Structures: The error often occurs when the necessary screen structures for a particular program or module are not generated or are missing in the system.
  Transport Issues: If the objects were transported from a development system to a production system, there might have been issues during the transport process that prevented the screen structures from being created.
  Development Environment: The error can also occur if the development environment is not properly set up or if there are inconsistencies in the system configuration.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to create or modify screen structures.
  
  
  Solution:
  
  
  Generate Screen Structures:
  
  Go to the transaction code SE80 (Object Navigator)