backport the removal of the use of toLongString() from the line: throw new ClassNotFoundException(name + " from " + toLongString()); -------------------------------------------------------------------------------------------------------------------------------------- Key: JBCL-179 URL: https://issues.jboss.org/browse/JBCL-179 Project: JBoss ClassLoader Issue Type: Bug Components: ClassLoader Affects Versions: JBossCL.2.0.7.GA Environment: all Reporter: Tom Fonteyne Assignee: Ales Justin Priority: Minor Fix For: JBossCL.2.0.7.GA When a class is not found, the classloader code throws: ClassNotFoundException(name + " from " + toLongString()); The toLongString uses a lot of memory each time it's called. In 2.0.9 the line is using: ClassNotFoundException(name + " from " + toString()); -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira