https://community.fabric.microsoft.com/t5/Report-Server/A-device-attached-to-the-system-is-not-functioning/m-p/2539340#M24310 <P>we are having some of the reports in Power BI which are picking up some excel files in fileshare and also some from the SQL Source. Schedule refresh of the report is failing with the below error. But we are able to test the connection to the excel file sources are all fine, where should i check and how can i fix this?</P><P>&nbsp;</P><P>A device attached to the system is not functioning&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P><P>Error message:</P><P>&nbsp;</P><P>0] -1055784934: A device attached to the system is not functioning.<BR />. The exception was raised by the IDataReader interface. Please review the error message and provider documentation for further information and corrective action.<BR />[1] -1055784934: The command has been canceled.. The exception was raised by the IDataReader interface. Please review the error message and provider documentation for further information and corrective action.</P> Wed, 25 May 2022 15:05:58 GMT soumyas2505 2022-05-25T15:05:58Z https://community.fabric.microsoft.com/t5/Report-Server/A-device-attached-to-the-system-is-not-functioning/m-p/2539340#M24310 <P>we are having some of the reports in Power BI which are picking up some excel files in fileshare and also some from the SQL Source. Schedule refresh of the report is failing with the below error. But we are able to test the connection to the excel file sources are all fine, where should i check and how can i fix this?</P><P>&nbsp;</P><P>A device attached to the system is not functioning&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P><P>Error message:</P><P>&nbsp;</P><P>0] -1055784934: A device attached to the system is not functioning.<BR />. The exception was raised by the IDataReader interface. Please review the error message and provider documentation for further information and corrective action.<BR />[1] -1055784934: The command has been canceled.. The exception was raised by the IDataReader interface. Please review the error message and provider documentation for further information and corrective action.</P> Wed, 25 May 2022 15:05:58 GMT https://community.fabric.microsoft.com/t5/Report-Server/A-device-attached-to-the-system-is-not-functioning/m-p/2539340#M24310 soumyas2505 2022-05-25T15:05:58Z https://community.fabric.microsoft.com/t5/Report-Server/A-device-attached-to-the-system-is-not-functioning/m-p/2541174#M24325 <P>We were able to resolve the issue, this issue was caused while loading / retreiving the data from Fileshare during the refresh time and the fileshare had issues.</P> Thu, 26 May 2022 10:08:41 GMT https://community.fabric.microsoft.com/t5/Report-Server/A-device-attached-to-the-system-is-not-functioning/m-p/2541174#M24325 soumyas2505 2022-05-26T10:08:41Z