How To Fix PMMO_BASIS022 - Parallel processing dispatcher could not be instantiated: No valid server

PMMO_BASIS022 - Overview

• Message type: E = Error

• Message class: PMMO_BASIS - Messages for PMMO Basis Objects

• Message number: 022

• Message text: Parallel processing dispatcher could not be instantiated: No valid server

What causes this issue?

The system is trying to instantiate the class <AB>CL_SSI_DISPATCHER</>.
The instantiation failed because no valid server is available for
parallel dispatching (exception <AB>CX_SSI_NO_SERVER</>).

System Response

The system will either continue in single-threaded mode or abort the
operation.

How to fix this error?

Execute the process again.

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.

PMMO_BASIS022 - Details

• The SAP error message PMMO_BASIS022 indicates that the parallel processing dispatcher could not be instantiated because there is no valid server available. This error typically occurs in the context of parallel processing in SAP, where the system attempts to distribute tasks across multiple servers or instances for efficiency.
  Causes:
  
  Server 
  Configuration Issues: The SAP system may not have any valid application servers configured for parallel processing.
  Network Issues: There may be network connectivity problems preventing the dispatcher from accessing the required servers.
  System Load: If all available servers are busy or overloaded, the dispatcher may not be able to find a valid server to handle the request.
  Authorization Issues: The user or process may not have the necessary authorizations to access the servers.
  System Parameters: Incorrect or missing configuration parameters in the SAP system related to parallel processing.
  
  Solutions:
  
  
  Check Server Configuration:
  
  Go to transaction SM51 to check the list of application servers. Ensure that there are valid servers