asp与Sqlserver数据连接发现登录失败，请教！！！

asp与Sqlserver数据连接

conn.asp 

  dim conn,connstr

  set conn = server.createobject("adodb.connection")

  conn.open "PROVIDER=SQLOLEDB;DATA SOURCE=PC2010122309ACV;UID=sa;PWD=sa;DATABASE=Data"

无法打开登录 'BQ_Data中请求的数据库。登录失败。
/BQ_Inc/BQ_Conn.asp, 第 19 行
 请教是什么问题！！！

VBScript code

    'Dim SqlDatabaseName,SqlPassword,SqlUsername,SqlLocalName,ConnStr,Conn 
    SqlDatabaseName = "dbname"      'SQL数据库名 
    SqlUsername = "sa"              'SQL数据库用户名    
    SqlPassword = "sa"              'SQL数据库用户密码 
    SqlLocalName = "127.0.0.1"    'SQL主机IP地址（本地可用“127.0.0.1”或“(local)”，非本机请用真实IP） 
    ConnStr = "Provider = Sqloledb; User ID = " & SqlUsername & "; Password = " & SqlPassword & "; Initial Catalog = " & SqlDatabaseName & "; Data Source = " & SqlLocalName & ";" 
    Set conn = Server.CreateObject("ADODB.Connection") 
    conn.open ConnStr