How To Fix /SAPAPO/TSM358 - Error reading DataSource &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/TSM -

• Message number: 358

• Message text: Error reading DataSource &1

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/TSM358 - Error reading DataSource &1 ?

  The SAP error message /SAPAPO/TSM358 Error reading DataSource &1 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with reading data from a specified DataSource. This error can arise due to various reasons, including configuration issues, data inconsistencies, or problems with the DataSource itself.
  Causes:
  
  DataSource Configuration Issues: The DataSource may not be properly configured in the system.
  Authorization Problems: The user may not have the necessary authorizations to access the DataSource.
  Data Inconsistencies: There may be inconsistencies or missing data in the underlying tables that the DataSource is trying to read.
  Technical Issues: There could be technical issues such as connectivity problems, or the DataSource might be inactive or not properly set up.
  Transport Issues: If the DataSource was recently transported from another system, it may not have been set up correctly in the target system.
  
  Solutions:
  
  
  Check DataSource Configuration:
  
  Verify that the DataSource is correctly configured in the SAP system. Check the settings in the DataSource maintenance transaction (e.g., RSA1 for BW DataSources).
  
  
  
  Review Authorizations:
  
  Ensure that the user executing the operation has the necessary authorizations to access the DataSource. You can check this using transaction SU53 to analyze authorization issues.
  
  
  
  Data Consistency Check:
  
  Perform a consistency check on the underlying tables to ensure that there are no missing or inconsistent records. You can use transaction codes like SE11 or SE16 to inspect the relevant tables.
  
  
  
  Check DataSource Status:
  
  Ensure that the DataSource is active and properly set up. You can check the status in the DataSource maintenance area.
  
  
  
  Review Logs and Traces:
  
  Check the application logs (transaction SLG1) for any additional error messages or details that can provide more context about the issue.
  
  
  
  Re-transport DataSource:
  
  If the DataSource was recently transported, consider re-transporting it or checking the transport logs for any errors during the transport process.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  RSA1 (Data Warehousing Workbench)
  SLG1 (Application Log)
  SE11 (Data Dictionary)
  SE16 (Data Browser)
  
  
  
  SAP Documentation: Refer to the official SAP documentation for APO and DataSource management for more detailed guidance on configuration and troubleshooting.
  
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken.