Message type: E = Error
Message class:  RSO_RES_FRMW - BW REST Framework 
Message number: 015
Message text: Entries of user &1 deleted
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.
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.
The SAP error message RSO_RES_FRMW015, which states "Entries of user &1 deleted," typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when there are issues related to user authorizations or data access.
Cause: This error message is generally triggered when: User Authorizations: The user specified in the message (&1) has had their entries or authorizations deleted from the system. This can happen due to changes in user roles or profiles. Data Access Issues: The user may not have the necessary permissions to access certain data or objects in the BW system. Data Model Changes: Changes in the data model or the underlying data structures may lead to the deletion of user-specific entries.
Solution: To resolve this error, you can take the following steps: Check User Authorizations: Go to transaction code SU01 to check the user profile of the user mentioned in the error message. Verify that the user has the necessary roles and authorizations
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
RSO_RES_FRMW014 Your BW client is outdated. Back end supports &1 but client submitted &2.
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
RSO_RES_FRMW013 Your BW client is outdated. Back end supports &1 but client requested &2.
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
RSO_RES_FRMW020 The SAP GUI Editor is obsolete. Please use the BW Modeling Tools Editor.
What causes this issue?  The editor in the SAP GUI is obsolete. New features are not available.System Response  If the object is compatible, edited is...
RSO_RES_FRMW021 Unsupported object or action (see long text)
What causes this issue?  SAP GUI transaction cannot be started. URI '<(>&<)>1' cannot be recognized by the backend system.Sy...
Click on this link to search all SAP messages.