Integrating database driver bug?

I copyed the driver jar file into /opt/SUNWappserv/domains/domain1/lib. But it still cannot be found.I have to specify the path in JVM path setting. Is this a bug?
[177 byte] By [transfer] at [2007-9-30 20:25:29]
# 1
try dropping the jar in /opt/SUNWappserv/domains/domain1/lib/ext and restart the server.
caseylou at 2007-7-7 1:10:03 > top of Java-index,Enterprise & Remote Computing,Enterprise Technologies...
# 2
It works, thanks.
transfer at 2007-7-7 1:10:03 > top of Java-index,Enterprise & Remote Computing,Enterprise Technologies...