MySql.Data.MySqlClient.MySqlException (0x80004005): Unable to connect to any of the specified MySQL hosts. ---> MySql.Data.MySqlClient.MySqlException (0x80004005): Timeout expired. The timeout period elapsed prior to completion of the operation or the server is not responding. at MySql.Data.Common.StreamCreator.GetTcpStream(MySqlConnectionStringBuilder settings) at MySql.Data.MySqlClient.NativeDriver.Open() at MySql.Data.MySqlClient.NativeDriver.Open() at MySql.Data.MySqlClient.Driver.Open() at MySql.Data.MySqlClient.Driver.Create(MySqlConnectionStringBuilder settings) at MySql.Data.MySqlClient.MySqlPool.CreateNewPooledConnection() at MySql.Data.MySqlClient.MySqlPool.GetPooledConnection() at MySql.Data.MySqlClient.MySqlPool.TryToGetDriver() at MySql.Data.MySqlClient.MySqlPool.GetConnection() at MySql.Data.MySqlClient.MySqlConnection.Open() at NDO.NDOTransactionScope.OpenConnAndStartTransaction(String connId, IDbConnection conn) at NDO.NDOTransactionScope.GetConnection(String id, Func`1 factory) at NDO.PersistenceManager.CheckTransaction(IPersistenceHandlerBase handler, Connection ndoConn) at NDO.Query.NDOQuery`1.ExecuteSubQuery(Type t, QueryContextsEntry queryContextsEntry) at NDO.Query.NDOQuery`1.<ExecuteSubQuery>d__30.MoveNext() at NDO.Query.NDOQuery`1.GetResultList() at NDO.Query.NDOQuery`1.ExecuteSingle(Boolean throwIfResultCountIsWrong) at RedmineClasses.Issue.GetIssue(Int32 id) in D:\Projekte\RedmineClasses\Issue.cs:line 280 at ASP._Page_Views_Custom_Components_grid_editors_ff_redmine_issue_cshtml.Execute() in c:\Webs\www.netdataobjects.de\Views\Custom\Components\grid\editors\ff-redmine-issue.cshtml:line 22 at System.Web.WebPages.WebPageBase.ExecutePageHierarchy() at System.Web.Mvc.WebViewPage.ExecutePageHierarchy() at System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) at Umbraco.Web.Mvc.ProfilingView.Render(ViewContext viewContext, TextWriter writer) at System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model, ViewDataDictionary viewData) at Microsoft.AspNetCore.Mvc.ViewComponent.Invoke(Object model) in C:\Projekte\Laykit\UmbracoSite\ViewComponents\Common\ViewComponent.cs:line 29 at Microsoft.AspNetCore.Mvc.ViewComponentHelper.InternalInvoke(Type componentType, String name, Object arguments) in C:\Projekte\Laykit\UmbracoSite\ViewComponents\Common\ViewComponentHelper.cs:line 112 at Microsoft.AspNetCore.Mvc.ViewComponentHelper.Invoke(String name, Object arguments) in C:\Projekte\Laykit\UmbracoSite\ViewComponents\Common\ViewComponentHelper.cs:line 52 at ASP._Page_app_plugins_leblender_editors_leblendereditor_views_LeBlender_cshtml.Execute() in c:\Webs\www.netdataobjects.de\app_plugins\leblender\editors\leblendereditor\views\LeBlender.cshtml:line 8 at System.Web.WebPages.WebPageBase.ExecutePageHierarchy() at System.Web.Mvc.WebViewPage.ExecutePageHierarchy() at System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) at Umbraco.Web.Mvc.ProfilingView.Render(ViewContext viewContext, TextWriter writer) at System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model, ViewDataDictionary viewData) at ASP._Page_app_plugins_leblender_editors_leblendereditor_views_Base_cshtml.Execute() in c:\Webs\www.netdataobjects.de\app_plugins\leblender\editors\leblendereditor\views\Base.cshtml:line 51