我在尝试使用 mysql .net 连接器连接到 blogengine (1.5.0) 的 mysql 数据库时遇到问题。
我收到“无法连接到任何指定的 MySQL 主机”错误。
[SocketException (0x273d): The attempted operation is not supported for the type of object referenced]
System.Net.Sockets.Socket.get_ConnectEx() +305
System.Net.Sockets.Socket.BeginConnectEx(EndPoint remoteEP, Boolean flowContext, AsyncCallback callback, Object state) +479
System.Net.Sockets.Socket.BeginConnect(EndPoint remoteEP, AsyncCallback callback, Object state) +125
MySql.Data.Common.StreamCreator.CreateSocketStream(IPAddress ip, Boolean unix) +187
MySql.Data.Common.StreamCreator.GetStream(UInt32 timeout) +495
MySql.Data.MySqlClient.NativeDriver.Open() +234
[MySqlException (0x80004005): Unable to connect to any of the specified MySQL hosts.]
MySql.Data.MySqlClient.NativeDriver.Open() +299
MySql.Data.MySqlClient.Driver.Create(MySqlConnectionStringBuilder settings) +48
MySql.Data.MySqlClient.MySqlPool.CreateNewPooledConnection() +11
MySql.Data.MySqlClient.MySqlPool.GetPooledConnection() +190
MySql.Data.MySqlClient.MySqlPool.TryToGetDriver() +129
MySql.Data.MySqlClient.MySqlPool.GetConnection() +106
MySql.Data.MySqlClient.MySqlConnection.Open() +293
BlogEngine.Core.Providers.DbBlogProvider.LoadSettings() +201
BlogEngine.Core.BlogSettings.Load() +63
BlogEngine.Core.BlogSettings..ctor() +25
BlogEngine.Core.BlogSettings.get_Instance() +29
BlogEngine.Core.Web.HttpModules.ReferrerModule..cctor() +71
[TypeInitializationException: The type initializer for 'BlogEngine.Core.Web.HttpModules.ReferrerModule' threw an exception.]
[TargetInvocationException: Exception has been thrown by the target of an invocation.]
System.RuntimeTypeHandle.CreateInstance(RuntimeType type, Boolean publicOnly, Boolean noCheck, Boolean& canBeCached, RuntimeMethodHandle& ctor, Boolean& bNeedSecurityCheck) +0
System.RuntimeType.CreateInstanceSlow(Boolean publicOnly, Boolean fillCache) +86
System.RuntimeType.CreateInstanceImpl(Boolean publicOnly, Boolean skipVisibilityChecks, Boolean fillCache) +230
System.Activator.CreateInstance(Type type, Boolean nonPublic) +67
System.RuntimeType.CreateInstanceImpl(BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes) +1051
System.Activator.CreateInstance(Type type, BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes) +111
System.Web.Configuration.Common.ModulesEntry.Create() +39
System.Web.Configuration.HttpModulesSection.CreateModules() +164
System.Web.HttpApplication.InitModules() +28
System.Web.HttpApplication.InitInternal(HttpContext context, HttpApplicationState state, MethodInfo[] handlers) +729
System.Web.HttpApplicationFactory.GetNormalApplicationInstance(HttpContext context) +298
System.Web.HttpApplicationFactory.GetApplicationInstance(HttpContext context) +107
System.Web.HttpRuntime.ProcessRequestInternal(HttpWorkerRequest wr) +289
到目前为止我做了什么：
1）试图连接到我的共享主机mysql帐户
2）尝试连接到我的本地主机服务器
3) 尝试将 .net 连接器从版本 5.1.7 更改为 6.0.5
4）尝试重新启动IIS
我仍然收到错误。我可以使用 mysql 管理员 n 查询浏览器连接到两个服务器（共享 n 本地）。所以这不可能是防火墙问题，而且我已经启用了端口 3306。
以前有人经历过这样的事情吗？谢谢。