我在SharePoint中创建了一个自定义工作流并对其进行了测试，效果很好。现在，当我向库中添加工作流附加到状态的文档时，工作流显示为暂停。我怎样才能解决这个问题？错误信息如下。
RequestorId: 8af66be1-83bc-c13e-0000-000000000000. Details: An unhandled exception occurred during the execution of the workflow instance. Exception details: System.ApplicationException: HTTP 500 We're sorry, we weren't able to complete the operation, please try again in a few minutes. If you see this message repeatedly, contact your administrator. {"SPRequestGuid":["8af66be1-83bc-c13e-90bf-29cbfd70fe2b"],"request-id":["8af66be1-83bc-c13e-90bf-29cbfd70fe2b"],"X-FRAME-OPTIONS":["SAMEORIGIN"],"SPRequestDuration":["448"],"SPIisLatency":["0"],"MicrosoftSharePointTeamServices":["15.0.0.4420"],"X-Content-Type-Options":["nosniff"],"X-MS-InvokeApp":["1; RequireReadOnly"],"Date":["Fri, 30 May 2014 19:43:09 GMT"],"Server":["Microsoft-IIS\/8.0"],"X-Powered-By":["ASP.NET"]} at Microsoft.Activities.Hosting.Runtime.Subroutine.SubroutineChild.Execute(CodeActivityContext context) at System.Activities.CodeActivity.InternalExecute(ActivityInstance instance, ActivityExecutor executor, BookmarkManager bookmarkManager) at System.Activities.Runtime.ActivityExecutor.ExecuteActivityWorkItem.ExecuteBody(ActivityExecutor executor, BookmarkManager bookmarkManager, Location resultLocation)
答案 0 :(得分：-1)
解决了，任务没有开始并且超过截止日期。这导致工作流程暂停。终止了工作流操作，并立即将其清除。