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Java项目开发实录第4章 急急急急急急
发表在Java图书答疑
2016-04-25
是否精华
是
否
版块置顶:
是
否
Java项目开发实录第4章运行时遇到以下问题，怎么解决？
com.microsoft.sqlserver.jdbc.SQLServerException: 用户 'sa' 登录失败。
at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDatabaseError(Unknown Source)
at com.microsoft.sqlserver.jdbc.TDSTokenHandler.onEOF(Unknown Source)
at com.microsoft.sqlserver.jdbc.TDSParser.parse(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.sendLogon(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.logon(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.access$000(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection$LogonCommand.doExecute(Unknown Source)
at com.microsoft.sqlserver.jdbc.TDSCommand.execute(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.executeCommand(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.connectHelper(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.loginWithoutFailover(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.connect(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerDriver.connect(Unknown Source)
at java.sql.DriverManager.getConnection(DriverManager.java:582)
at java.sql.DriverManager.getConnection(DriverManager.java:185)
at com.mwq.dao.JDBC.getConnection(JDBC.java:29)
at com.mwq.dao.BaseDao.selectSomeValue(BaseDao.java:62)
at com.mwq.dao.Dao.sUserNameOfNotFreeze(Dao.java:23)
at com.mwq.frame.LandFrame.<init>(LandFrame.java:162)
at com.mwq.frame.LandFrame.main(LandFrame.java:36)
java.lang.NullPointerException
at com.mwq.dao.BaseDao.selectSomeValue(BaseDao.java:64)
at com.mwq.dao.Dao.sUserNameOfNotFreeze(Dao.java:23)
at com.mwq.frame.LandFrame.<init>(LandFrame.java:162)
at com.mwq.frame.LandFrame.main(LandFrame.java:36)
com.microsoft.sqlserver.jdbc.SQLServerException: 用户 'sa' 登录失败。
at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDatabaseError(Unknown Source)
at com.microsoft.sqlserver.jdbc.TDSTokenHandler.onEOF(Unknown Source)
at com.microsoft.sqlserver.jdbc.TDSParser.parse(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.sendLogon(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.logon(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.access$000(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection$LogonCommand.doExecute(Unknown Source)
at com.microsoft.sqlserver.jdbc.TDSCommand.execute(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.executeCommand(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.connectHelper(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.loginWithoutFailover(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.connect(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerDriver.connect(Unknown Source)
at java.sql.DriverManager.getConnection(DriverManager.java:582)
at java.sql.DriverManager.getConnection(DriverManager.java:185)
at com.mwq.dao.JDBC.getConnection(JDBC.java:29)
at com.mwq.dao.BaseDao.selectSomeValue(BaseDao.java:62)
at com.mwq.dao.Dao.sUserNameOfNotFreeze(Dao.java:23)
at com.mwq.frame.LandFrame.<init>(LandFrame.java:162)
at com.mwq.frame.LandFrame.main(LandFrame.java:36)
java.lang.NullPointerException
at com.mwq.dao.BaseDao.selectSomeValue(BaseDao.java:64)
at com.mwq.dao.Dao.sUserNameOfNotFreeze(Dao.java:23)
at com.mwq.frame.LandFrame.<init>(LandFrame.java:162)
at com.mwq.frame.LandFrame.main(LandFrame.java:36)
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