To reproduce:
download and install jbdevstudio-eap-win32-4.0.0.v201011220647N-H191-Beta2.jar (I use Windows XP)
Run jbds on empty workspace.
There are 2 errors in Error log without stacktraces:
Bundle org.jboss.tools.equinox.transforms.xslt@1:start not found.
and https://jira.jboss.org/browse/TEIIDDES-725