Oracle10g的DBA无法登录解决方案

下面就是解决方案：
1-Fromthecommandprompt,stopisqlplus:
c:\>isqlplusctlstop
2-AssumingthatyouinstalloracleunderCdrive,runthefollowingcomands:
c:\>setoracle_home=c:\oracle\product\10.2.0\db_1
c:\>setjava_home=%ORACLE_HOME%\jdk

3-Changedirectoryto:
cd%ORACLE_HOME%\oc4j\j2ee\isqlplus\application-deployments\isqlplus

4-Supposeyouneedtocreateanewuserwithusername"yoyo"andpassword"ch51*****",runthefollowingcommand:
%JAVA_HOME%\bin\java-Djava.security.properties=%ORACLE_HOME%\oc4j\j2ee\home\config\jazn.security.props-jar%ORACLE_HOME%\oc4j\j2ee\home\jazn.jar-user"iSQL*PlusDBA/admin"-passwordwelcome-adduser"iSQL*PlusDBA"yoyoch51*****

5-Tocheckthataddingthisnewuserwassuccessful,runthefollowingcommand:
%JAVA_HOME%\bin\java-Djava.security.properties=%ORACLE_HOME%\oc4j\j2ee\home\config\jazn.security.props-jar%ORACLE_HOME%\oc4j\j2ee\home\jazn.jar-user"iSQL*PlusDBA/admin"-passwordwelcome-listusers"iSQL*PlusDBA"
结果：
admin
yoyo
6-TograntauseraccesstothewebDbarolefromthecommandline,enter:
%JAVA_HOME%\bin\java-Djava.security.properties=%ORACLE_HOME%\oc4j\j2ee\home\config\jazn.security.props-jar%ORACLE_HOME%\oc4j\j2ee\home\jazn.jar-user"iSQL*PlusDBA/admin"-passwordwelcome-grantrolewebDba"iSQL*PlusDBA"yoyo
7-Now,runstartisqlplusagainandenjoyit:
isqlplusctlstart
8.再次访问：http://hostname:5560/isqlplus/dba,给出用户名和密码：yoyo和ch51*****（全小写），就可看到isqlplus的登入界面，
然后再提供用户名：SYSTEM,口令：ch51*****，连接标识:(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=KCSQLBI)(PORT=1521)))(CONNECT_DATA=(SERVICE_NAME=orcl))),权限SYSDBA，就可以访问了。