JBoss Knowledge Base Builder hangs up ------------------------------------- Key: JBIDE-20700 URL: https://issues.jboss.org/browse/JBIDE-20700 Project: Tools (JBoss Tools) Issue Type: Bug Components: common/jst/core Affects Versions: 4.3.0.Beta2 Environment: Windows 10 JDK 8 Eclipse Mars JBoss Tools 4.3.0beta2 (the one from marketplace) Reporter: Archimedes Trajano Assignee: Viacheslav Kabanovich Priority: Critical Fix For: 4.3.1.Final, 4.4.0.Alpha1 When loading up a multi-module Maven project with EAR, WAR and jar components on a fresh installation of Eclipse where the following have been added * Tycho Project Configurator * EclEmma * JBoss Tools 4.3.0Beta2 I am getting Eclipse hanging on *Invoking JBoss Knowledge Base Builder*. Clicking on cancel does not cancel the operation either. The workaround is to disable the *JBoss Knowledge Base* in each WAR and JAR project.