打开页面时做任何操作报错

打开金蝶的页面做所有操作时报错（如下图），k3cloud系统，有的时候在重启iis就可以正常，有时只能重启服务器，但是今天在操作的时候都不能正常使用了，请问这个是什么情况？
很着急，请尽快帮忙解决，谢谢
我的qq：2786776842
之前发过一个帖子：
https://vip.kingdee.com/article/26934

发生时间：11:54:20
错误来源： .Net SqlClient Data Provider
错误信息：Timeout expired. The timeout period elapsed prior to completion of the operation or the server is not responding.
语句已终止。
===================================================
调用堆栈：
at Kingdee.BOS.App.Data.Sql.SqlDatabase.CopyDataToDestination(SqlConnection cn, DataTable table)
at Kingdee.BOS.App.Data.Sql.SqlDatabase.BulkInserts(DbCommand cmd, DataTable dt)
at Kingdee.BOS.App.Data.DBUtils.BulkInserts(Context ctx, String InsertstrSql, String CreateSql, DataTable dt)
at Kingdee.BOS.App.LogService.Log.DoWriteLog(Context ctx, List`1 logObjects)
at Kingdee.BOS.ServiceHelper.LogServiceHelper.WriteLog(Context ctx, LogObject logObject)
at Kingdee.BOS.Business.PlugIn.ConsoleCommonPlugin.AfterLoginSystem(Context ctx)
at Kingdee.BOS.Business.PlugIn.MainConsole.HomePageBase.OnInitialize(InitializeEventArgs e)
at Kingdee.BOS.Core.DynamicForm.PlugIn.DynamicFormViewPlugInProxy.FireOnInitialize(InitializeEventArgs e)
at Kingdee.BOS.Web.DynamicForm.AbstractDynamicWebFormView.Initialize(DynamicFormOpenParameter param, IResourceServiceProvider serviceProvider)
at Kingdee.BOS.Web.DynamicForm.DynamicWebFormController.InitObject(String pageId, String methodName)
at Kingdee.BOS.Web.DynamicForm.DynamicWebFormController.InitObject(String formID, String layoutViewID, String methodName)
at Kingdee.BOS.ServiceFacade.ServicesStub.DynamicForm.DynamicFormService.Call(String serviceName, String pageId, String layoutId, String methodName, IList pparams, JavaScriptSerializer js)
错误数据： System.Collections.ListDictionaryInternal