初学者请教。sql server 不存在或拒绝访问?
System.Web.Services.Protocols.SoapException: 服务器无法处理请求。 ---> System.Data.OleDb.OleDbException: [DBNETLIB][ConnectionOpen (Connect()).]SQL Server 不存在或拒绝访问。 at System.Data.OleDb.OleDbConnection.ProcessResults(Int32 hr) at System.Data.OleDb.OleDbConnection.InitializeProvider() at System.Data.OleDb.OleDbConnection.Open() at System.Data.Common.DbDataAdapter.QuietOpen(IDbConnection connection, ConnectionState& originalState) at System.Data.Common.DbDataAdapter.FillFromCommand(Object data, Int32 startRecord, Int32 maxRecords, String srcTable, IDbCommand command, CommandBehavior behavior) at System.Data.Common.DbDataAdapter.Fill(DataSet dataSet, Int32 startRecord, Int32 maxRecords, String srcTable, IDbCommand command, CommandBehavior behavior) at System.Data.Common.DbDataAdapter.Fill(DataSet dataSet, String srcTable) at Pminfo.Service.authorize.validateAccount(String str用户名, String strpassword) in C:\Inetpub\wwwroot\pminfo\Web\modules\authorize.asmx.cs:line 111 --- 内部异常堆栈跟踪的结尾 ---