连接 sqlserver 2005 出错，求高手帮忙！！！急急急！！！

我用myeclipse连接sqlserver数据库的时候出错了，错误如下：
type： Exception reportmessage： description： The server encountered an internal error () that prevented it from fulfilling this request.exception：javax.servlet.ServletException: com.microsoft.sqlserver.jdbc.SQLServerException: 端口号 1433/Test 无效。
org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:286)
org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462)
javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
root cause： com.microsoft.sqlserver.jdbc.SQLServerException: 端口号 1433/Test 无效。
com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDriverError(Unknown Source)
com.microsoft.sqlserver.jdbc.SQLServerConnection.connect(Unknown Source)
com.microsoft.sqlserver.jdbc.SQLServerDriver.connect(Unknown Source)
java.sql.DriverManager.getConnection(Unknown Source)
java.sql.DriverManager.getConnection(Unknown Source)
com.yourcompany.action.LoginAction.execute(LoginAction.java:28)
org.apache.struts.chain.commands.servlet.ExecuteAction.execute(ExecuteAction.java:58)
org.apache.struts.chain.commands.AbstractExecuteAction.execute(AbstractExecuteAction.java:67)
org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:51)
org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:191)
org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:305)
org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:191)
org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:283)
org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462)
javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
note： The full stack trace of the root cause is available in the Apache Tomcat/6.0.13 logs.