这样的话连数据库也连不上了, 数据库连接不能建立。打开日志文件"jiveHome\logs\DefaultConnectionProvider.log" 查看错误信息然后返回修正错误。 日志文件内容: Starting ConnectionPool: dbDriver = com.microsoft.jdbc.sqlserver.SQLServerDriver dbServer = jdbc:microsoft:sqlserver://yfp:1433/jive dbLogin = sa log file = C:\Program Files\Apache Tomcat 4.0\webapps\jive\WEB-INF\jiveHome\logs\DefaultConnectionProvider.log minconnections = 3 maxconnections = 10 Total refresh interval = 0.5 days ----------------------------------------- --->Attempt (1 of 5) failed to create new connections set at startup: java.sql.SQLException: [Microsoft][SQLServer 2000 Driver for JDBC]Unable to connect. Invalid URL. Will try again in 10 seconds... --->Attempt (2 of 5) failed to create new connections set at startup: java.sql.SQLException: [Microsoft][SQLServer 2000 Driver for JDBC]Unable to connect. Invalid URL. Will try again in 10 seconds... --->Attempt (3 of 5) failed to create new connections set at startup: java.sql.SQLException: [Microsoft][SQLServer 2000 Driver for JDBC]Unable to connect. Invalid URL. Will try again in 10 seconds... --->Attempt (4 of 5) failed to create new connections set at startup: java.sql.SQLException: [Microsoft][SQLServer 2000 Driver for JDBC]Unable to connect. Invalid URL. Will try again in 10 seconds...