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java.sql.SQLException: µ÷ÓÃÖÐÎÞЧµÄ²ÎÊý
 at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:111)
 at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:145)
 at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:207)
 at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:235)
 at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:413)
 at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:164)
 at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:34)
 at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:752)
 at java.sql.DriverManager.getConnection(DriverManager.java:582)
 at java.sql.DriverManager.getConnection(DriverManager.java:207)
 at com.login.common.DBCommon.getConnection(DBCommon.java:41)
 at com.login.common.DBCommon.doQuery(DBCommon.java:152)
 at com.login.dao.LoginDao.login(LoginDao.java:14)
 at com.login.service.LoginService.login(LoginService.java:9)
 at com.login.servlet.LoginServlet.doPost(LoginServlet.java:25)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
 at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
 at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
 at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
 at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
 at org.ap


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