草庐IT

disposables

全部标签

android - 为什么我收到错误 'Channel is unrecoverably broken and will be disposed!'

当我尝试启动AndEngineActivity时,我收到以下错误:ERROR/InputDispatcher(21374):channel'4122e148my.package.AcGame(server)'~Channelisunrecoverablybrokenandwillbedisposed!应用没有崩溃,但出现黑屏,并且设备对按下“返回”或“主页”按钮没有反应。有谁知道问题出在哪里? 最佳答案 我看到该错误的最常见原因之一是当我尝试在不在前台的Activity中显示警报对话框或进度对话框时。就像显示对话框的后台线程在暂停的

c# - System.ObjectDisposedException : The ObjectContext instance has been disposed and can no longer be used for operations that require a connection

我正在使用EF4检索员工列表。publicContentResultAutoCompleteResult(stringsearchText){Listlist=Employee.GetAllCurrentEmployees();ListfilteredEmployees=list.Where(x=>x.GetName().ToLower().Contains(searchText.ToLower())).ToList();JavaScriptSerializerjsonSerializer=newJavaScriptSerializer();varjsonString=jsonSeri

ios - dispatch_semaphore_dispose 上的 EXC_BAD_INSTRUCTION(代码=EXC_I386_INVOP,子代码=0x0)

我在dispatch_semaphore_dispose上收到EXC_BAD_INSTRUCTION(code=EXC_I386_INVOP,subcode=0x0)但我真的不知道如何追查其根本原因。我的代码使用了dispatch_async、dispatch_group_enter等等。更新:崩溃的原因是由于webserviceCall(见下面的代码)从不调用onCompletion并且当代码再次运行时,我收到错误EXC_BAD_INSTRUCTION。我证实确实如此,但不知道为什么或如何防止这种情况。代码:dispatch_queue_tqueue=dispatch_get_glo