An exception occurred during a WebClient request. An exception of type 'system.web.httpexception' occurred in system.web.dll but was not handled in user code An existing connection was forcibly closed by the remote host An INSERT EXEC statement cannot be nested. in sql server An invalid charact...
An exception occurred during a WebClient request An exception occurred while iterating over the results of a query for context type Invalid operation. The connection is closed. An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more in...
}while(exep =="occurred");returntrue; 图片在服务器存在,能够正常访问,但是下载的时候时不时会报“An exception occurred during a WebClient request.” 不知道如何处理,所以就做了一个循环,最多下砸3次。(目前可以解决下载的问题,因为这个问题是偶尔发生在某一个下载请求里,所以用了个循环请求直至3次请求下载...
Message=An exception occurred during a WebClient request. Source=System StackTrace: at System.Net.WebClient.OpenRead(Uri address) at System.Net.WebClient.OpenRead(String address) at Client.Program.GetAllEmployees(String contentType, String accept) in h:\帮助页面与自动消息格式(JSONXML)选择\Client\Prog...
Exception calling "DownloadFile" with "2" argument(s): "An exception occurred during a WebClient request." At C:\ps_script\testjava.ps1:41 char:31 + $client.DownloadFile <<< ($source, $destination) + CategoryInfo : NotSpecified: (:) [], ParentContainsErrorRecordException + Full...
Error : An exception occurred during a WebClient request. error : Cannot apply indexing with [] to an expression of type 'System.Data.DataColumn' Error :The delegate must have only one target , what means of it?? Error 'System.IO.File' do...
用try-catch处理错误，当下载失败时，重新下载，或不下载也行，看看你是不是每张都需要 ...
If you are unable to access or save SAS® Financial Management reports when working in the SAS Information Delivery Portal, the problem might be due to a security restriction. If you see a message similar to the following in your AMO log: System
Error running install: Exception calling "DownloadFile" with "2" argument(s): "An exception occurred during a WebClient request." [04/06/2016 12:01:23] Installing chef... Handles NPM(K) PM(K) WS(K) VM(M) CPU(s) Id ProcessName ...
问题是出在文件命名那里，不可以使用英文?号。