How To Fix RSM1302 - Deletion of the unassigned DataSources terminated by source system &1.

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 302

• Message text: Deletion of the unassigned DataSources terminated by source system &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.

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 RSM1302 - Deletion of the unassigned DataSources terminated by source system &1. ?

  The SAP error message RSM1302 indicates that there was an issue with the deletion of unassigned DataSources in the context of SAP BW (Business Warehouse). This error typically occurs when the system attempts to delete DataSources that are not assigned to any InfoSource or InfoProvider, but the deletion process is interrupted or terminated by the source system.
  Cause:
  
  Unassigned DataSources: The DataSources you are trying to delete are not linked to any InfoSource or InfoProvider, which is generally the condition for deletion.
  Source System Issues: The source system (the system from which the DataSource is being deleted) may have restrictions or issues that prevent the deletion from being completed.
  Authorization Issues: The user executing the deletion may not have the necessary authorizations to perform this action.
  Technical Issues: There could be technical issues in the source system, such as connectivity problems or system errors.
  
  Solution:
  
  Check DataSource Assignment: Verify if the DataSources you are trying to delete are indeed unassigned. You can do this by checking the DataSource assignments in the SAP BW system.
  Review Source System Status: Ensure that the source system is operational and that there are no connectivity issues. You can check the status of the source system in the SAP BW system.
  Authorization Check: Make sure that the user has the necessary authorizations to delete DataSources. You may need to consult with your SAP security team to verify this.
  Retry Deletion: After confirming the above points, try to delete the DataSources again. Sometimes, simply retrying the operation can resolve transient issues.
  Check Logs: Review the system logs for any additional error messages or warnings that could provide more context about why the deletion was terminated.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error message or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like RSA1 (Data Warehousing Workbench) to manage DataSources and check their assignments.
  SAP BW Documentation: Refer to the official SAP BW documentation for more details on managing DataSources and troubleshooting common issues.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  
  If the problem persists after trying the above solutions, it may be necessary to involve SAP support for further assistance.