'/' 應用程式中發生伺服器錯誤。

必須宣告純量變數 "@lang"。

描述: 在執行目前 Web 要求的過程中發生未處理的例外狀況。請檢閱堆疊追蹤以取得錯誤的詳細資訊,以及在程式碼中產生的位置。

例外狀況詳細資訊: System.Data.SqlClient.SqlException: 必須宣告純量變數 "@lang"。

原始程式錯誤:


行 136:                int i = 1;
行 137:                dbCmd.CommandText = "SELECT id, parent, title, redirectURL FROM category WHERE lang = @lang AND Status = 1 " + _where2;
行 138:                dbDR = dbCmd.ExecuteReader();
行 139:                while (dbDR.Read())
行 140:                {

原始程式檔: d:\www\len-show.com.tw\demo\page.aspx.cs    行: 138

堆疊追蹤:


[SqlException (0x80131904): 必須宣告純量變數 "@lang"。]
   System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction) +2585906
   System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction) +6039670
   System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose) +297
   System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) +4477
   System.Data.SqlClient.SqlDataReader.TryConsumeMetaData() +59
   System.Data.SqlClient.SqlDataReader.get_MetaData() +91
   System.Data.SqlClient.SqlCommand.FinishExecuteReader(SqlDataReader ds, RunBehavior runBehavior, String resetOptionsString, Boolean isInternal, Boolean forDescribeParameterEncryption, Boolean shouldCacheForAlwaysEncrypted) +446
   System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, Boolean inRetry, SqlDataReader ds, Boolean describeParameterEncryptionRequest) +2698
   System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource`1 completion, Int32 timeout, Task& task, Boolean& usedCache, Boolean asyncWrite, Boolean inRetry) +1611
   System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method) +65
   System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method) +251
   System.Data.SqlClient.SqlCommand.ExecuteReader() +104
   page.Page_Init(Object sender, EventArgs e) in d:\www\len-show.com.tw\demo\page.aspx.cs:138
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +52
   System.Web.UI.Control.OnInit(EventArgs e) +97
   System.Web.UI.Page.OnInit(EventArgs e) +14
   System.Web.UI.Control.InitRecursive(Control namingContainer) +142
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +416


版本資訊: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.8.4494.0