SQL Server错误40管道提供程序，错误：40 - 无法打开与SQL Server的连接 [英] SQL Server error 40 Pipes Provider, error: 40 - Could not open a connection to SQL Server
问题描述
嗨..
连接到sql server时出现以下错误。请给我一个合适的解决方案。
Pipes Provider，错误：40 - 无法打开与SQL Server的连接
提前致谢
http://blog.sqlauthority.com/2009/05/21/sql-server-fix-error-provider-named -pipes-provider-error-40-could-not-open-a-connection-to-sql-server-microsoft-sql-server-error / [ ^ ]
< a href =http://blogs.msdn.com/b/sql_protocols/a rchive / 2008/04/30 / steps-to-troubleshoot-connectivity-issues.aspx>来自链接 [ ^ ]：基本上，当你连接到SQL时失败服务器，问题可能是：
1）网络问题，
3）防火墙问题，
4）客户端驱动程序问题，
5）应用程序配置问题。
6）身份验证和登录问题。检查这些
解决SQL连接问题的步骤 [ ^ ]
SQL Server 2005连接问题疑难解答 - 第一部分 [ ^ ]
解决SQL Server 2005中的连接问题 - 第二部分 [< a href =http://blogs.msdn.com/b/sql_protocols/archive/2005/10/29/486861.aspxtarget =_ blanktitle =New Window> ^ ]
解决SQL Server 2005中的连接问题 - 第三部分 [ ^ ]
看看这里：命名管道提供程序，错误：40 - 无法打开与SQL Server的连接（Microsoft SQL Server，错误：XXX） [ ^ ]
如何更正？
服务器和服务器故障排除数据库连接问题 [ ^ ]
Hi..
While connecting to sql server I get following error.Please provide me a proper solution.
Pipes Provider, error: 40 - Could not open a connection to SQL Server
Thanks in advance
http://blog.sqlauthority.com/2009/05/21/sql-server-fix-error-provider-named-pipes-provider-error-40-could-not-open-a-connection-to-sql-server-microsoft-sql-server-error/[^]
Basically, when you failed to connect to your SQL Server, the issue could be:
1) Network issue,
2) SQL Server configuration issue.
3) Firewall issue,
4) Client driver issue,
5) Application configuration issue.
6) Authentication and logon issue.Check these
Steps to troubleshoot SQL connectivity issues[^]
SQL Server 2005 Connectivity Issue Troubleshoot - Part I[^]
Troubleshoot Connectivity Issue in SQL Server 2005 - Part II[^]
Troubleshoot Connectivity Issue in SQL Server 2005 - Part III[^]
Have a look here: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server (Microsoft SQL Server, Error: XXX)[^]
How to correct it?
Troubleshooting Server and Database Connection Problems[^]
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