“/”应用程序中的服务器错误。

未指定的错误

说明: 执行当前 Web 请求期间,出现未经处理的异常。请检查堆栈跟踪信息,以了解有关该错误以及代码中导致错误的出处的详细信息。

异常详细信息: System.Data.OleDb.OleDbException: 未指定的错误

源错误:

执行当前 Web 请求期间生成了未经处理的异常。可以使用下面的异常堆栈跟踪信息确定有关异常原因和发生位置的信息。

堆栈跟踪:


[OleDbException (0x80004005): 未指定的错误]
   System.Data.OleDb.OleDbConnectionInternal..ctor(OleDbConnectionString constr, OleDbConnection connection) +334
   System.Data.OleDb.OleDbConnectionFactory.CreateConnection(DbConnectionOptions options, DbConnectionPoolKey poolKey, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningObject) +92
   System.Data.ProviderBase.DbConnectionFactory.CreateConnection(DbConnectionOptions options, DbConnectionPoolKey poolKey, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection, DbConnectionOptions userOptions) +24
   System.Data.ProviderBase.DbConnectionFactory.CreateNonPooledConnection(DbConnection owningConnection, DbConnectionPoolGroup poolGroup, DbConnectionOptions userOptions) +38
   System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) +531
   System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +156
   System.Data.ProviderBase.DbConnectionClosed.TryOpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +22
   System.Data.ProviderBase.DbConnectionInternal.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +19
   System.Data.OleDb.OleDbConnection.Open() +43
   LinqToDB.Async.AsyncDbConnection.Open() +18
   LinqToDB.Data.DataConnection.EnsureConnection(Boolean connect) +242
   LinqToDB.Data.DataConnection.CreateCommand() +20
   LinqToDB.Data.QueryRunner.GetParameters(DataConnection dataConnection, PreparedQuery pq, IReadOnlyParameterValues parameterValues, Boolean forGetSqlText) +190
   LinqToDB.Data.QueryRunner.CreateExecutionQuery(DataConnection dataConnection, IQueryContext context, IReadOnlyParameterValues parameterValues, Boolean forGetSqlText) +44
   LinqToDB.Data.QueryRunner.SetQuery(IReadOnlyParameterValues parameterValues, Boolean forGetSqlText) +75
   LinqToDB.Linq.QueryRunnerBase.SetCommand(Boolean forGetSqlText) +75
   LinqToDB.Data.QueryRunner.ExecuteReader() +22
   LinqToDB.Linq.QueryRunner.ExecuteElement(Query query, IDataContext dataContext, Mapper`1 mapper, Expression expression, Object[] ps, Object[] preambles) +68
   LinqToDB.Linq.<>c__DisplayClass25_0`1.<SetRunQuery>b__0(IDataContext db, Expression expr, Object[] ps, Object[] preambles) +31
   LinqToDB.Linq.ExpressionQuery`1.System.Linq.IQueryProvider.Execute(Expression expression) +114
   System.Linq.Queryable.Any(IQueryable`1 source, Expression`1 predicate) +243
   KZ.Web.PageAbout.getAboutInfo(String newsid) +755
   Mvc.Controllers.BaseController..ctor() +1247
   Mvc.Controllers.ProjectsController..ctor() +79
   System.RuntimeType.CreateInstanceDefaultCtor(Boolean publicOnly, Boolean skipCheckThis, Boolean fillCache, StackCrawlMark& stackMark) +150

[TargetInvocationException: 调用的目标发生了异常。]
   System.RuntimeType.CreateInstanceDefaultCtor(Boolean publicOnly, Boolean skipCheckThis, Boolean fillCache, StackCrawlMark& stackMark) +184
   System.Activator.CreateInstance(Type type, Boolean nonPublic) +85
   System.Activator.CreateInstance(Type type) +12
   System.Web.Mvc.DefaultControllerActivator.Create(RequestContext requestContext, Type controllerType) +56

[InvalidOperationException: 尝试创建“Mvc.Controllers.ProjectsController”类型的控制器时出错。请确保控制器具有无参数公共构造函数。]
   System.Web.Mvc.DefaultControllerActivator.Create(RequestContext requestContext, Type controllerType) +189
   System.Web.Mvc.DefaultControllerFactory.GetControllerInstance(RequestContext requestContext, Type controllerType) +82
   System.Web.Mvc.DefaultControllerFactory.CreateController(RequestContext requestContext, String controllerName) +74
   System.Web.Mvc.MvcHandler.ProcessRequestInit(HttpContextBase httpContext, IController& controller, IControllerFactory& factory) +222
   System.Web.Mvc.MvcHandler.BeginProcessRequest(HttpContextBase httpContext, AsyncCallback callback, Object state) +52
   System.Web.Mvc.MvcHandler.BeginProcessRequest(HttpContext httpContext, AsyncCallback callback, Object state) +51
   System.Web.Mvc.MvcHandler.System.Web.IHttpAsyncHandler.BeginProcessRequest(HttpContext context, AsyncCallback cb, Object extraData) +18
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +105
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +50
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +163


版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.8.4700.0