Oracle Streams Issues

Does Oracle 11 supports oracle streams in a better way or there is no change in oracle streams?
i m currently using 10 G and 9i Combination for streams i want to convert it to the 11g But getting following errors.

Oct 31, 2007 11:27:45 AM oracle.sysman.emcp.util.PlatformInterface serviceCommand
CONFIG: Waiting for service 'OracleDBConsoleorcl' to fully start
Oct 31, 2007 11:27:55 AM oracle.sysman.emcp.util.PlatformInterface serviceCommand
CONFIG: Waiting for service 'OracleDBConsoleorcl' to fully start
Oct 31, 2007 11:28:08 AM oracle.sysman.emcp.EMConfig perform
SEVERE: Error starting Database Control
Refer to the log file at C:\oracle\cfgtoollogs\dbca\orcl\emConfig.log for more details.
Oct 31, 2007 11:28:08 AM oracle.sysman.emcp.EMConfig perform
CONFIG: Stack Trace:
oracle.sysman.emcp.exception.EMConfigException: Error starting Database Control
at oracle.sysman.emcp.EMDBPostConfig.performConfiguration(EMDBPostConfig.java:869)
at oracle.sysman.emcp.EMDBPostConfig.invoke(EMDBPostConfig.java:250)
at oracle.sysman.emcp.EMDBPostConfig.invoke(EMDBPostConfig.java:213)
at oracle.sysman.emcp.EMConfig.perform(EMConfig.java:235)
at oracle.sysman.assistants.util.em.EMConfiguration.run(EMConfiguration.java:460)
at java.lang.Thread.run(Thread.java:595)
Oct 31, 2007 11:28:08 AM oracle.sysman.emcp.EMConfig restoreOuiLoc
CONFIG: Restoring oracle.installer.oui_loc to C:\oracle\product\11.1.0\db_1\oui Start Free Trial