How To Fix RSM1342 - Read header entries of all DataSources for all source systems

SAP Error Message - Details

• Message type: E = Error

• Message class: RSM1 - Messages for AWB, Scheduler and Monitor (new)

• Message number: 342

• Message text: Read header entries of all DataSources for all source systems

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSM1342 - Read header entries of all DataSources for all source systems ?

  The SAP error message RSM1342 typically indicates an issue related to the extraction of data from DataSources in the SAP system. This error can occur during the process of reading header entries for DataSources across various source systems, often in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence).
  Cause:
  
  Missing or Incomplete DataSource Configuration: The DataSource may not be properly configured or may be missing in the source system.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to access the DataSources.
  Connection Problems: There may be issues with the connection between the SAP BW system and the source systems, such as network issues or incorrect connection settings.
  DataSource Activation: The DataSource may not be activated in the source system, or there may be inconsistencies in the DataSource metadata.
  Transport Issues: If the DataSource was recently transported from another system, there may be inconsistencies or missing objects.
  
  Solution:
  
  Check DataSource Configuration: Verify that the DataSource is correctly configured in the source system. Ensure that it is active and that all necessary fields are defined.
  Review Authorizations: Ensure that the user has the appropriate authorizations to access the DataSources. This may involve checking roles and authorizations in both the BW and source systems.
  Test Connections: Check the connection settings between the SAP BW system and the source systems. Use transaction codes like SM59 to test RFC connections.
  Activate DataSource: If the DataSource is not activated, activate it in the source system using transaction RSA1 or RSC1.
  Check for Transport Issues: If the DataSource was recently transported, ensure that all related objects were transported correctly and that there are no inconsistencies.
  Check Logs: Review the logs for more detailed error messages. You can use transaction SLG1 to check application logs for any related errors.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSC1 (Create DataSource), and SM59 (RFC Destinations).
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific error message. You can search for RSM1342 in the SAP Support Portal.
  Documentation: Review SAP documentation on DataSource configuration and troubleshooting for additional insights.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or BW team for further investigation.