How To Fix CRM_ISX_BTX_MSG_DIST008 - No default schema selected for process type '&1' and item category '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_ISX_BTX_MSG_DIST - Message Class CRM_ISX_BTX_MSG_DIST

• Message number: 008

• Message text: No default schema selected for process type '&1' and item category '&2'

What causes this issue?

No default schema selected.
Since no custom implementation class is assigned no schema will be
determined for the combination of process type and item category.

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?

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 CRM_ISX_BTX_MSG_DIST008 - No default schema selected for process type '&1' and item category '&2' ?

  The SAP error message CRM_ISX_BTX_MSG_DIST008 indicates that there is no default schema selected for a specific process type and item category in the SAP CRM system. This error typically arises when the system is unable to determine the appropriate schema to use for processing a transaction due to missing or misconfigured settings.
  
  Cause:
  
  Missing Default Schema: The system does not have a default schema defined for the specified process type and item category.
  
  Configuration Issues: The configuration settings for the process type or item category may not be properly set up in the system.
  Custom Development: If there are custom developments or enhancements, they may not be correctly referencing the schemas.
  Transport Issues: If the configuration was recently transported from another system, it may not have been fully or correctly transported.
  
  
  Solution:
  
  
  Define Default Schema:
  
  Go to the configuration settings in the SAP CRM system.
  Navigate to the relevant area where process types and item categories are defined (usually