OEM java. Lang. Exception null

After installing Oracle 10 Gb, run em and the interface is displayed, but an error is reported:

Java. Lang. Exception: exception in sending request: NULL

Many functions are not available, prompting you to log on again

 

 

Solution: Find the following file

 

 

$ ORACLE_HOME \ db_1 \ $ hostname \ sysman \ config \ EMD. Properties

The default value of agenttzregion is GMT, which can be changed to your time zone. For example:

 

Agenttzregion = Asia/Chungking

For a list of time zones, see 10.2.0 \ db_1 \ sysman \ admin \ supportedtzs. lst.

 

Then stopDbconsoleEnable the time zone settings and restart oracledbconsole:

Stop dbconsole

Emctl resettz agent

Emctl config agent gettz

 

 

Start dbconsole

For example:

 

 

Log on again!