I believe it is likely a configuration issue.
Adam,
I worked on a project that was approved for use with 3.0 beta 4, but since
it was beta, I was reluctant to put it into production. I got approval from
the management to migrate our custom mailets to James 3.4.0. I suggest you
try a similar
Hello Adam,
As implied in the release name, 3.0-beta4 is a beta... It dates from
2013 (8 years), is no longer supported by the community, is not on the
download page.
Given the numerous dependencies to be updated, as security seems to be a
concern to you (otherwize why upgrade java and centos?),
