How To Fix IH048 - Only objects of the same category are allowed for list processing

IH048 - Overview

• Message type: E = Error

• Message class: IH - structuring

• Message number: 048

• Message text: Only objects of the same category are allowed for list processing

What causes this issue?

You have selected different object categories in the structure
overview (for example <GL:functional_location>functional locations</>
and <GL:equipment>equipment</>) and have then selected the list
editing function.

System Response

List editing is not allowed for different object categories.

How to fix this error?

Select objects of only one category, for example, equipment alone, and
then select the list editing function.

Error message extract from SAP system. Copyright SAP SE.

IH048 - Details

• The SAP error message IH048, which states "Only objects of the same category are allowed for list processing," typically occurs in the context of SAP's Plant Maintenance (PM) or similar modules when you are trying to process a list of objects (like equipment, functional locations, etc.) that belong to different categories. This can happen when you attempt to perform operations on a selection of objects that are not compatible with each other.
  
  Cause:
  The primary cause of this error is that the system is trying to process multiple objects that do not belong to the same category. For example, if you are trying to generate a report or perform a mass change on a list that includes both equipment and functional locations, the system will throw this error because these two types of objects are categorized differently.
  
  Solution:
  To resolve the IH048 error, you can take the following steps:
  
  
  Check Object Categories: Ensure that all