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Can't Connect to SQl Database Posted by JuicyBear on 17 Jul 2009 at 7:37 AM
Imports System.Data.SqlClient
Public Class Field
Private Sub Field_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
Dim connetionString As String
Dim connection As SqlConnection
Dim command As SqlCommand
Dim adapter As New SqlDataAdapter
Dim ds As New DataSet
Dim i As Integer
Dim sql As String
connetionString = "Data Source=(local)\SQLEXPRESS;Initial Catalog=C:\Users\JERE\Documents\Visual Studio 2008\Projects\Baseball2009\Baseball2009\Database\Baseball2009.sd;Integrated Security=true;UID="";PWD="" "
sql = "Select * From Player"
connection = New SqlConnection(connetionString)
connection.Open()
command = New SqlCommand(sql, connection)
adapter.SelectCommand = command
adapter.Fill(ds)
adapter.Dispose()
command.Dispose()
connection.Close()
For i = 0 To ds.Tables(0).Rows.Count - 1
MsgBox(ds.Tables(0).Rows(i).Item(0) & " -- " & ds.Tables(0).Rows(i).Item(1))
Next
End Sub
End Class

' Cannot open database "C:\Users\JERE\Documents\Visual Studio 2008\Projects\
' Baseball2009\Baseball2009\Database\Baseball2009.sd"
'
' requested by the login. The login failed. Login failed for user 'JERE-PC\JERE'.
'
' Error: In order to evaluate an indexed property, the property must be qualified
' and the arguments must be explicitly supplied by the user.
'
' Class=11
' ErrorCode=-2146232060
' LineNumber=65536
' Message="Cannot open database "C:\Users\JERE\Documents\Visual Studio 2008\
' Projects\Baseball2009\Baseball2009\Database\Baseball2009.sd"
' requested by the login. The login failed. Login failed for user'JERE-PC\JERE'."
' Number=4060
' Procedure=""
' Server="(local)\SQLEXPRESS"
' Source=".Net SqlClient Data Provider"
' State=1
' StackTrace: at System.Data.SqlClient.SqlInternalConnection.OnError
' (SqlException exception, Boolean breakConnection)
' at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning
' (TdsParserStateObject stateObj) at System.Data.SqlClient.TdsParser.
' Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream,
' BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj)
' at System.Data.SqlClient.SqlInternalConnectionTds.CompleteLogin(Boolean enlistOK) at System.Data.SqlClient.SqlInternalConnectionTds.AttemptOneLogin(ServerInfo serverInfo, String newPassword, Boolean ignoreSniOpenTimeout, Int64 timerExpire, SqlConnection owningObject) at System.Data.SqlClient.SqlInternalConnectionTds.LoginNoFailover(String host, String newPassword, Boolean redirectedUserInstance, SqlConnection owningObject, SqlConnectionString connectionOptions, Int64 timerStart) at System.Data.SqlClient.SqlInternalConnectionTds.OpenLoginEnlist(SqlConnection owningObject, SqlConnectionString connectionOptions, String newPassword, Boolean redirectedUserInstance) at System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, Object providerInfo, String newPassword, SqlConnection owningObject, Boolean redirectedUserInstance) at System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection) at System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnection owningConnection, DbConnectionPool pool, DbConnectionOptions options) at System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject) at System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject) at System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) at System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) at System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) at System.Data.SqlClient.SqlConnection.Open() at Baseball2009.Field.Field_Load(Object sender, EventArgs e) in C:\Users\JERE\Documents\Visual Studio 2008\Projects\Baseball2009\Baseball2009\Field.vb:line 15 at System.EventHandler.Invoke(Object sender, EventArgs e) at System.Windows.Forms.Form.OnLoad(EventArgs e) at System.Windows.Forms.Form.OnCreateControl() at System.Windows.Forms.Control.CreateControl(Boolean fIgnoreVisible) at System.Windows.Forms.Control.CreateControl() at System.Windows.Forms.Control.WmShowWindow(Message& m) at System.Windows.Forms.Control.WndProc(Message& m) at System.Windows.Forms.ScrollableControl.WndProc(Message& m) at System.Windows.Forms.ContainerControl.WndProc(Message& m) at System.Windows.Forms.Form.WmShowWindow(Message& m) at System.Windows.Forms.Form.WndProc(Message& m) at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m) at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m) at System.Windows.Forms.NativeWindow.DebuggableCallback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam) at System.Windows.Forms.SafeNativeMethods.ShowWindow(HandleRef hWnd, Int32 nCmdShow) at System.Windows.Forms.Control.SetVisibleCore(Boolean value) at System.Windows.Forms.Form.SetVisibleCore(Boolean value) at System.Windows.Forms.Control.set_Visible(Boolean value) at System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 reason, ApplicationContext context) at System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 reason, ApplicationContext context) at System.Windows.Forms.Application.Run(ApplicationContext context) at Microsoft.VisualBasic.ApplicationServices.WindowsFormsApplicationBase.OnRun() at Microsoft.VisualBasic.ApplicationServices.WindowsFormsApplicationBase.DoApplicationModel() at Microsoft.VisualBasic.ApplicationServices.WindowsFormsApplicationBase.Run(String[] commandLine) at Baseball2009.My.MyApplication.Main(String[] Args) in 17d14f5c-a337-4978-8281-53493378c1071.vb:line 81 at System.AppDomain._nExecuteAssembly(Assembly assembly, String[] args) at System.AppDomain.ExecuteAssembly(String assemblyFile, Evidence assemblySecurity, String[] args) at Microsoft.VisualStudio.HostingProcess.HostProc.RunUsersAssembly() at System.Threading.ThreadHelper.ThreadStart_Context(Object state) at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state) at System.Threading.ThreadHelper.ThreadStart()
' InnerException:
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Re: Can't Connect to SQl Database Posted by seancampbell on 17 Jul 2009 at 8:45 AM
Change
connetionString = "Data Source=(local)\SQLEXPRESS;Initial Catalog=C:\Users\JERE\Documents\Visual Studio 2008\Projects\Baseball2009\Baseball2009\Database\Baseball2009.sd;Integrated Security=true;UID="";PWD="" "

To this
connectionString = "Data Source=(local)\SQLEXPRESS;Initial Catalog=C:\Users\JERE\Documents\Visual Studio 2008\Projects\Baseball2009\Baseball2009\Database\Baseball2009.sd;User Id=;Password=;"


Try that

The issue you are having is regarding your connection string. You may have to use 127.0.0.1 instead of (local)\SQLEXPRESS



 

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