JDBC Adapter doesnbt work after computer crash

My computer crashed, forcing me to cold boot without
shutting down the IS. Starting back up, the JDBC adapter was
missing under Adapters in the web management page. Making a
clean shutdown and bringing it back up, it reappeared, yet
none of the connections work, and it is impossible to create
new ones.

The errors logged are:
[ART.118.5036] Adapter Runtime (Connection): Unable to
configure connection manager
[ART.118.5046] Adapter Runtime (Connection): Unable to get a
connection to resource conn:myConnection. Resource not

The resource in question on the last one reponds fine to

Has anyone else experienced this problem before? Do you know
how to correct it, short of reinstalling the whole IS?