与主机localhost,端口1433的TCP / IP连接失败

当我试图通过jdbc连接eclipse与sql server时,我反复得到这两个错误。 任何人都可以帮助我或解释为什么我得到这个?

1. The TCP/IP connection to the host localhost, port 1433 has failed. 2. The driver could not establish a secure connection to SQL Server by using Secure Sockets Layer (SSL) encryption. 

谢谢。

 String driver = "com.microsoft.sqlserver.jdbc.SQLServerDriver"; Class.forName(driver).newInstance(); String connString ="jdbc:sqlserver://localhost:1433/databaseName=Engg_Street;instance=SQLSERVER;encrypt=true; trustServerCertificate=true"; String username = "Vijayalakshmi"; String password = ""; conn = DriverManager.getConnection(connString,username,password); 

 You need to Go to Start > Microsoft SQL Server > Configuration Tools > SQL Server Configuration Manager 

当它打开转到

 SQL Server Configuration Manager > SQL Server Network Configuration > Protocols for SQLExpress 

在哪里可以找到协议TCP / IP,如果禁用则启用它单击TCP / IP,您将找到其属性。

在此属性中删除所有TCP动态端口并将值1433添加到所有TCP端口,然后重新启动SQL Server服务> SQL Server

它完成了……

对于此类问题 – 您可以通过检查是否所有与sql server相关的服务都在运行来解决。

 TO check Start -> Run -> services.msc check services related to sql as SQL Server (MSSQLSERVER) SQL Server Agent (MSSQLSERVER) SQL Server Analysis Services (MSSQLSERVER) SQL Server Browser SQL Server Integration Services 10.0 SQL Server Reporting Services (MSSQLSERVER) SQL Server VSS Writer 

启动以上所有服务。 并设置为启动类型为自动。

SQL Active Directory Helper Service不需要继续运行。

它可以用来处理错误SQL服务器连接错误2和他与主机localhost的TCP / IP连接,端口1433失败。 错误:“连接被拒绝: