Alexey Kazakov [http://community.jboss.org/people/akazakov] replied to the discussion "Sometimes "Builder Archive" is discasting slow" To view the discussion, visit: http://community.jboss.org/message/549469#549469 -------------------------------------------------------------- Krasimir, try to disable JBoss KB Project validator. Does it help? If it does then please give us more details about the project (how big it is. how many xhtmls, libs there are, ...). KB validator should not starts unless you change some resources in the project. But I see it is working in your stacktrace. -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/549469#549469] Start a new discussion in JBoss Tools at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]