How To Fix RSM442 - No communication structure exists for InfoSource &

SAP Error Message - Details

• Message type: E = Error

• Message class: RSM -

• Message number: 442

• Message text: No communication structure exists for InfoSource &

What causes this issue?

In order to be able to maintain update rule, an active communication
structure must be available.

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?

In the Data Warehousing Workbench, create the communication structure
for the desired InfoSource and activate it.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSM442 - No communication structure exists for InfoSource & ?

  The SAP error message RSM442 "No communication structure exists for InfoSource &" typically occurs in the context of SAP BW (Business Warehouse) when there is an issue with the InfoSource configuration. This error indicates that the system cannot find a communication structure associated with the specified InfoSource.
  Cause:
  
  Missing Communication Structure: The most common cause is that the communication structure for the specified InfoSource has not been created or is not activated.
  Incorrect InfoSource: The InfoSource specified in the error message may be incorrect or does not exist in the system.
  Transport Issues: If the InfoSource was recently transported from another system, the communication structure may not have been included in the transport.
  DataSource Issues: If the InfoSource is linked to a DataSource, there may be issues with the DataSource configuration.
  
  Solution:
  
  
  Check Communication Structure:
  
  Go to the transaction code RSA1 (Data Warehousing Workbench).
  Navigate to the InfoSource in question and check if the communication structure exists.
  If it does not exist, you may need to create it. This can typically be done by selecting the InfoSource and using the option to create or generate the communication structure.
  
  
  
  Activate the Communication Structure:
  
  If the communication structure exists but is not activated, you can activate it by selecting the structure and using the activation option.
  
  
  
  Verify InfoSource Configuration:
  
  Ensure that the InfoSource is correctly configured and that all necessary settings are in place.
  Check if the InfoSource is linked to the correct DataSource.
  
  
  
  Check Transport Requests:
  
  If the InfoSource was transported, ensure that the transport request included the communication structure and that it was successfully imported into the target system.
  
  
  
  Recreate the InfoSource:
  
  If the above steps do not resolve the issue, consider deleting and recreating the InfoSource and its associated communication structure.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  RSA1: Data Warehousing Workbench
  RSD1: InfoObject Maintenance
  RSMO: Monitor Data Transfer
  
  
  Documentation: Refer to SAP Help documentation for detailed steps on creating and managing InfoSources and communication structures.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP Basis or BW team for further investigation.