run on server Add and Remove xx is resquired and cannot be removed from the server该怎么解决?

run on server Add and Remove xx is resquired and cannot be removed from the server该怎么解决? 如何解决“Server Error in '/' Application.”Server Error in '/' Application.--------------------------------------------------------------------------------Runtime Error Description:An application error occurred on the server.The current custom An error occurred on the server when processing the URL.Please contact the system administrator Server Error in '/' Application.--------------------------------------------------------------------------------Runtime Error Description:An application error occurred on the server.The current custom error settings for this application prevent the d SQL Server could not find the specified named instance (GSQL) - please specify the name of an existing instance on the invocation of sqlservr.exe If you believe that your installation is corrupt or has been tampered with , uninstall then re-run setup add on item add me on ur The proxy server received an invalid response from upstream server.-------------------------------------------------------------------------------- The proxy server received an invalid response from upstream server. the server answer is an HMTL error run an errand /null was not found on this server. 英语翻译Server Application Unavailable The web application you are attempting to access on this web server is currently unavailable.Please hit the Refresh button in your web browser to retry your request.Administrator Note:An error message deta 英语翻译Server Application Unavailable The web application you are attempting to access on this web server is currently unavailable.Please hit the Refresh button in your web browser to retry your request.Administrator Note:An error message deta trains,Sundays,only,twice,hour,on,the,run,an连词成句 The proxy server received an invalid response from an upstream server. The proxy server received an invalid response from an upstream server.请求翻译,急 急 急 Run on the