How To Fix WB877 - The structures you have selected do not use the same layout module

WB877 - Overview

• Message type: E = Error

• Message class: WB - Messages for assortment list

• Message number: 877

• Message text: The structures you have selected do not use the same layout module

What causes this issue?

If the structure of the layout module and a description exist, they
must relate to the same layout module.

Error message extract from SAP system. Copyright SAP SE.

WB877 - Details

• The SAP error message WB877 indicates that the structures you are trying to use in a particular operation (such as a report or a data transfer) do not share the same layout module. This typically occurs in the context of SAP BW (Business Warehouse) or when working with data models that involve multiple InfoObjects or data sources.
  
  Cause:
  The error arises when you attempt to combine or compare two or more structures (like InfoObjects, DataSources, or queries) that are not compatible due to differences in their layout modules. Layout modules define how data is structured and presented, and if the selected structures do not align in this regard, SAP will throw this error.
  
  Solution:
  To resolve the WB877 error, you can take the following steps:
  
  
  Check Layout Modules: Verify the layout modules of the structures you are trying to use. Ensure that they are the same. You can do this by checking the properties of