How To Fix S_UNIFIED_CON159 - &1 &2 &3 &4

SAP Error Message - Details

• Message type: E = Error

• Message class: S_UNIFIED_CON - Message Class for Unified Connectivity

• Message number: 159

• Message text: &1 &2 &3 &4

What causes this issue?

This RFC call was refused because it failed the Unified Connectivity
runtime checks. The function module is only executable in the same
system and the same client.

System Response

How to fix this error?

In order to call this function module from other systems or clients it
must be assigned to the Default Communication Assembly.

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 S_UNIFIED_CON159 - &1 &2 &3 &4 ?

  The SAP error message S_UNIFIED_CON159 typically indicates an issue related to the Unified Connectivity (UCON) framework in SAP. This error can occur in various scenarios, often related to the configuration of connections or the handling of specific data types in the system.
  
  Cause:
  The error message S_UNIFIED_CON159 usually arises due to one of the following reasons:
  
  
  Configuration Issues: There may be a misconfiguration in the UCON settings or the connection parameters.
  Data Type Mismatch: The error can occur if there is a mismatch in the expected data types between the source and target systems.
  Network Issues: Problems with network connectivity or firewall settings can also lead to this error.
  Authorization Issues: The user may not have the necessary authorizations to perform the action that triggered the error.
  
  
  Solution:
  To resolve the S_UNIFIED_CON159 error, you can follow these steps:
  
  
  Check Configuration:
  
  Review the UCON configuration settings in the SAP system. Ensure that all parameters are correctly set up.
  Verify the connection settings