How To Fix CRM_MKTTGGRP_EXP856 - Error while accessing open channel; execution terminated

CRM_MKTTGGRP_EXP856 - Overview

• Message type: E = Error

• Message class: CRM_MKTTGGRP_EXP - CRM Marketing: Messages for Target Group Selection

• Message number: 856

• Message text: Error while accessing open channel; execution terminated

What causes this issue?

You want to start campaign execution using the open channel. The
communication medium does not contain any other channels that can be
started with lower priority. Furthermore, there is no active
implementation of the open channel in the system.

System Response

The campaign execution is terminated. The status is set to <ZK>With
Errors</>.

How to fix this error?

Activate an implementation of the open channel in the IMG and restart
the campaign execution.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_MKTTGGRP_EXP856 - Error while accessing open channel; execution terminated ?

  The SAP error message CRM_MKTTGGRP_EXP856 typically indicates an issue related to accessing an open channel in the SAP Customer Relationship Management (CRM) system. This error can occur in various scenarios, particularly when dealing with marketing campaigns or channel management.
  
  Cause:
  The error can be caused by several factors, including:
  
  Authorization Issues: The user may not have the necessary permissions to access the open channel.
  Configuration Problems: There may be misconfigurations in the marketing or channel settings.
  Data Integrity Issues: There could be missing or inconsistent data related to the open channel.
  System Errors: Temporary system issues or bugs in the CRM application can also lead to this error.
  
  
  Solution:
  To resolve the CRM_MKTTGGRP_EXP856 error, you can follow these steps:
  
  
  Check User Authorizations:
  
  Ensure that the user has the appropriate roles and authorizations to access the open channel. You may need to consult with your SAP security team to verify and adjust user permissions.
  
  
  
  Review Configuration Settings:
  
  Check the configuration settings for the