尝试为文件 E:\代码\mobileshopNet\MobileShopWeb\App_Data\MobileShop.MDF 附加自动命名的数据库,但失败。已存在同名的数据库,或指定的文件无法打开或位于 UNC 共享目录中。
说明: 执行当前 Web 请求期间,出现未处理的异常。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.SqlClient.SqlException: 尝试为文件 E:\代码\mobileshopNet\MobileShopWeb\App_Data\MobileShop.MDF 附加自动命名的数据库,但失败。已存在同名的数据库,或指定的文件无法打开或位于 UNC 共享目录中。源错误: 执行当前 Web 请求期间生成了未处理的异常。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:
[SqlException (0x80131904): 尝试为文件 E:\代码\mobileshopNet\MobileShopWeb\App_Data\MobileShop.MDF 附加自动命名的数据库,但失败。已存在同名的数据库,或指定的文件无法打开或位于 UNC 共享目录中。]
System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection) +115
System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj) +346
System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj) +3244
System.Data.SqlClient.SqlInternalConnectionTds.CompleteLogin(Boolean enlistOK) +56
System.Data.SqlClient.SqlInternalConnectionTds.OpenLoginEnlist(SqlConnection owningObject, SqlConnectionString connectionOptions, String newPassword, Boolean redirectedUserInstance) +1084
System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, Object providerInfo, String newPassword, SqlConnection owningObject, Boolean redirectedUserInstance) +272
System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection) +691
System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnection owningConnection, DbConnectionPool pool, DbConnectionOptions options) +81
System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject) +556
System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject) +126
System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) +651
System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +160
System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +122
System.Data.SqlClient.SqlConnection.Open() +229
System.Data.Common.DbDataAdapter.QuietOpen(IDbConnection connection, ConnectionState& originalState) +49
System.Data.Common.DbDataAdapter.FillInternal(DataSet dataset, DataTable[] datatables, Int32 startRecord, Int32 maxRecords, String srcTable, IDbCommand command, CommandBehavior behavior) +162
System.Data.Common.DbDataAdapter.Fill(DataSet dataSet, Int32 startRecord, Int32 maxRecords, String srcTable, IDbCommand command, CommandBehavior behavior) +308
System.Data.Common.DbDataAdapter.Fill(DataSet dataSet, String srcTable) +152
System.Web.UI.WebControls.SqlDataSourceView.ExecuteSelect(DataSourceSelectArguments arguments) +2864
System.Web.UI.DataSourceView.Select(DataSourceSelectArguments arguments, DataSourceViewSelectCallback callback) +84
System.Web.UI.WebControls.DataBoundControl.PerformSelect() +154
System.Web.UI.WebControls.BaseDataBoundControl.DataBind() +99
System.Web.UI.WebControls.GridView.DataBind() +23
System.Web.UI.WebControls.BaseDataBoundControl.EnsureDataBound() +91
System.Web.UI.WebControls.CompositeDataBoundControl.CreateChildControls() +100
System.Web.UI.Control.EnsureChildControls() +134
System.Web.UI.Control.PreRenderRecursiveInternal() +109
System.Web.UI.Control.PreRenderRecursiveInternal() +233
System.Web.UI.Control.PreRenderRecursiveInternal() +233
System.Web.UI.Control.PreRenderRecursiveInternal() +233
System.Web.UI.Control.PreRenderRecursiveInternal() +233
System.Web.UI.Control.PreRenderRecursiveInternal() +233
System.Web.UI.Control.PreRenderRecursiveInternal() +233
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +4436 分木有了,以后一定补送...不胜感激...
说明: 执行当前 Web 请求期间,出现未处理的异常。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.SqlClient.SqlException: 尝试为文件 E:\代码\mobileshopNet\MobileShopWeb\App_Data\MobileShop.MDF 附加自动命名的数据库,但失败。已存在同名的数据库,或指定的文件无法打开或位于 UNC 共享目录中。源错误: 执行当前 Web 请求期间生成了未处理的异常。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:
[SqlException (0x80131904): 尝试为文件 E:\代码\mobileshopNet\MobileShopWeb\App_Data\MobileShop.MDF 附加自动命名的数据库,但失败。已存在同名的数据库,或指定的文件无法打开或位于 UNC 共享目录中。]
System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection) +115
System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj) +346
System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj) +3244
System.Data.SqlClient.SqlInternalConnectionTds.CompleteLogin(Boolean enlistOK) +56
System.Data.SqlClient.SqlInternalConnectionTds.OpenLoginEnlist(SqlConnection owningObject, SqlConnectionString connectionOptions, String newPassword, Boolean redirectedUserInstance) +1084
System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, Object providerInfo, String newPassword, SqlConnection owningObject, Boolean redirectedUserInstance) +272
System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection) +691
System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnection owningConnection, DbConnectionPool pool, DbConnectionOptions options) +81
System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject) +556
System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject) +126
System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) +651
System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +160
System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +122
System.Data.SqlClient.SqlConnection.Open() +229
System.Data.Common.DbDataAdapter.QuietOpen(IDbConnection connection, ConnectionState& originalState) +49
System.Data.Common.DbDataAdapter.FillInternal(DataSet dataset, DataTable[] datatables, Int32 startRecord, Int32 maxRecords, String srcTable, IDbCommand command, CommandBehavior behavior) +162
System.Data.Common.DbDataAdapter.Fill(DataSet dataSet, Int32 startRecord, Int32 maxRecords, String srcTable, IDbCommand command, CommandBehavior behavior) +308
System.Data.Common.DbDataAdapter.Fill(DataSet dataSet, String srcTable) +152
System.Web.UI.WebControls.SqlDataSourceView.ExecuteSelect(DataSourceSelectArguments arguments) +2864
System.Web.UI.DataSourceView.Select(DataSourceSelectArguments arguments, DataSourceViewSelectCallback callback) +84
System.Web.UI.WebControls.DataBoundControl.PerformSelect() +154
System.Web.UI.WebControls.BaseDataBoundControl.DataBind() +99
System.Web.UI.WebControls.GridView.DataBind() +23
System.Web.UI.WebControls.BaseDataBoundControl.EnsureDataBound() +91
System.Web.UI.WebControls.CompositeDataBoundControl.CreateChildControls() +100
System.Web.UI.Control.EnsureChildControls() +134
System.Web.UI.Control.PreRenderRecursiveInternal() +109
System.Web.UI.Control.PreRenderRecursiveInternal() +233
System.Web.UI.Control.PreRenderRecursiveInternal() +233
System.Web.UI.Control.PreRenderRecursiveInternal() +233
System.Web.UI.Control.PreRenderRecursiveInternal() +233
System.Web.UI.Control.PreRenderRecursiveInternal() +233
System.Web.UI.Control.PreRenderRecursiveInternal() +233
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +4436 分木有了,以后一定补送...不胜感激...
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首选要确认已经为X分区以及X分区的子文件夹和文件分配了Users组的“读取”权限。如果问题仍然存在,请使用SQL Server Management Studio连接到SQLEXPRESS数据库实例,检查是否有名称是“Database”的数据库存在。如果有,分离同名数据库即可。
-----
问题就出在这,可能.因为这些代码是我从网上下载的,我将文件夹的只读属性去除,可重新打开属性,却发现只读属性未勾除,不知道这到底是为什么...
难道是我的vs2005未装vss
怎么解决呢?
启动调试即可
--------------------------------------------------------------------------------尝试为文件 E:\fls\App_Data\Database.mdf 附加自动命名的数据库,但失败。已存在同名的数据库,或指定的文件无法打开或位于 UNC 共享目录中。
说明: 执行当前 Web 请求期间,出现未处理的异常。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.SqlClient.SqlException: 尝试为文件 E:\fls\App_Data\Database.mdf 附加自动命名的数据库,但失败。已存在同名的数据库,或指定的文件无法打开或位于 UNC 共享目录中。源错误:
行 25: string sel = Request.QueryString["categoryid"];
行 26: SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString);
行 27: con.Open();
行 28: DataSet ds = new DataSet();
行 29: SqlDataAdapter sda = new SqlDataAdapter("getdetails", con);
源文件: e:\fls\takeawayshop\TWS\selectProducts.aspx.cs 行: 27 堆栈跟踪:
[SqlException (0x80131904): 尝试为文件 E:\fls\App_Data\Database.mdf 附加自动命名的数据库,但失败。已存在同名的数据库,或指定的文件无法打开或位于 UNC 共享目录中。]
System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection) +4846887
System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj) +194
System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj) +2392
System.Data.SqlClient.SqlInternalConnectionTds.CompleteLogin(Boolean enlistOK) +35
System.Data.SqlClient.SqlInternalConnectionTds.AttemptOneLogin(ServerInfo serverInfo, String newPassword, Boolean ignoreSniOpenTimeout, Int64 timerExpire, SqlConnection owningObject) +144
System.Data.SqlClient.SqlInternalConnectionTds.LoginNoFailover(String host, String newPassword, Boolean redirectedUserInstance, SqlConnection owningObject, SqlConnectionString connectionOptions, Int64 timerStart) +342
System.Data.SqlClient.SqlInternalConnectionTds.OpenLoginEnlist(SqlConnection owningObject, SqlConnectionString connectionOptions, String newPassword, Boolean redirectedUserInstance) +221
System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, Object providerInfo, String newPassword, SqlConnection owningObject, Boolean redirectedUserInstance) +189
System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection) +185
System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnection owningConnection, DbConnectionPool pool, DbConnectionOptions options) +31
System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject) +433
System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject) +66
System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) +499
System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +65
System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +117
System.Data.SqlClient.SqlConnection.Open() +122
selectProducts.GetDetails() in e:\fls\takeawayshop\TWS\selectProducts.aspx.cs:27
selectProducts.Page_Load(Object sender, EventArgs e) in e:\fls\takeawayshop\TWS\selectProducts.aspx.cs:20
System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14
System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35
System.Web.UI.Control.OnLoad(EventArgs e) +99
System.Web.UI.Control.LoadRecursive() +50
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627
--------------------------------------------------------------------------------
版本信息: Microsoft .NET Framework 版本:2.0.50727.3603; ASP.NET 版本:2.0.50727.3614
--------------------------------------------------------------------------------尝试为文件 G:\Web\WebSite1\App_Data\crm_Data.MDF 附加自动命名的数据库,但失败。已存在同名的数据库,或指定的文件无法打开或位于 UNC 共享目录中。
说明: 执行当前 Web 请求期间,出现未处理的异常。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.SqlClient.SqlException: 尝试为文件 G:\Web\WebSite1\App_Data\crm_Data.MDF 附加自动命名的数据库,但失败。已存在同名的数据库,或指定的文件无法打开或位于 UNC 共享目录中。源错误: 执行当前 Web 请求期间生成了未处理的异常。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:
[SqlException (0x80131904): 尝试为文件 G:\Web\WebSite1\App_Data\crm_Data.MDF 附加自动命名的数据库,但失败。已存在同名的数据库,或指定的文件无法打开或位于 UNC 共享目录中。]
System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection) +4849015
System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj) +194
System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj) +2394
System.Data.SqlClient.SqlInternalConnectionTds.CompleteLogin(Boolean enlistOK) +35
System.Data.SqlClient.SqlInternalConnectionTds.AttemptOneLogin(ServerInfo serverInfo, String newPassword, Boolean ignoreSniOpenTimeout, Int64 timerExpire, SqlConnection owningObject) +144
System.Data.SqlClient.SqlInternalConnectionTds.LoginNoFailover(String host, String newPassword, Boolean redirectedUserInstance, SqlConnection owningObject, SqlConnectionString connectionOptions, Int64 timerStart) +342
System.Data.SqlClient.SqlInternalConnectionTds.OpenLoginEnlist(SqlConnection owningObject, SqlConnectionString connectionOptions, String newPassword, Boolean redirectedUserInstance) +221
System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, Object providerInfo, String newPassword, SqlConnection owningObject, Boolean redirectedUserInstance) +189
System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection) +185
System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnection owningConnection, DbConnectionPool pool, DbConnectionOptions options) +31
System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject) +433
System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject) +66
System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) +499
System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +65
System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +117
System.Data.SqlClient.SqlConnection.Open() +122
System.Data.Linq.SqlClient.SqlConnectionManager.UseConnection(IConnectionUser user) +44
System.Data.Linq.SqlClient.SqlProvider.get_IsSqlCe() +45
System.Data.Linq.SqlClient.SqlProvider.InitializeProviderMode() +20
System.Data.Linq.SqlClient.SqlProvider.System.Data.Linq.Provider.IProvider.Execute(Expression query) +57
System.Data.Linq.DataQuery`1.System.Collections.Generic.IEnumerable<T>.GetEnumerator() +35
System.Collections.Generic.List`1..ctor(IEnumerable`1 collection) +7667542
System.Linq.Enumerable.ToList(IEnumerable`1 source) +61[TargetInvocationException: 调用的目标发生了异常。]
System.RuntimeMethodHandle._InvokeMethodFast(Object target, Object[] arguments, SignatureStruct& sig, MethodAttributes methodAttributes, RuntimeTypeHandle typeOwner) +0
System.RuntimeMethodHandle.InvokeMethodFast(Object target, Object[] arguments, Signature sig, MethodAttributes methodAttributes, RuntimeTypeHandle typeOwner) +71
System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture, Boolean skipVisibilityChecks) +261
System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture) +29
System.Web.UI.WebControls.LinqDataSourceView.ToList(IQueryable query, Type dataObjectType) +126
System.Web.UI.WebControls.LinqDataSourceView.ExecuteSelectQuery(LinqDataSourceSelectEventArgs selectEventArgs, Object selectResult, Object table, Boolean storeOriginalValues) +327
System.Web.UI.WebControls.LinqDataSourceView.ExecuteSelect(DataSourceSelectArguments arguments) +457
System.Web.UI.WebControls.ListControl.OnDataBinding(EventArgs e) +95
System.Web.UI.WebControls.ListControl.PerformSelect() +34
System.Web.UI.WebControls.BaseDataBoundControl.DataBind() +73
System.Web.UI.Control.DataBindChildren() +211
System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +102
System.Web.UI.Control.DataBind() +15
System.Web.UI.Control.DataBindChildren() +211
System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +102
System.Web.UI.Control.DataBind() +15
System.Web.UI.Control.DataBindChildren() +211
System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +102
System.Web.UI.Control.DataBind() +15
System.Web.UI.Control.DataBindChildren() +211
System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +102
System.Web.UI.WebControls.FormView.CreateChildControls(IEnumerable dataSource, Boolean dataBinding) +1461
System.Web.UI.WebControls.CompositeDataBoundControl.PerformDataBinding(IEnumerable data) +57
System.Web.UI.WebControls.FormView.PerformDataBinding(IEnumerable data) +12
System.Web.UI.WebControls.FormView.EnsureDataBound() +131
System.Web.UI.WebControls.CompositeDataBoundControl.CreateChildControls() +72
System.Web.UI.Control.EnsureChildControls() +87
System.Web.UI.Control.PreRenderRecursiveInternal() +44
System.Web.UI.Control.PreRenderRecursiveInternal() +171
System.Web.UI.Control.PreRenderRecursiveInternal() +171
System.Web.UI.Control.PreRenderRecursiveInternal() +171
System.Web.UI.Control.PreRenderRecursiveInternal() +171
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +842
--------------------------------------------------------------------------------
版本信息: Microsoft .NET Framework 版本:2.0.50727.4952; ASP.NET 版本:2.0.50727.4955