Cannot install BPMN2 Modeler - Diagram Editor due to requires 'bundle org.eclipse.emf.validation.ocl 0.0.0' but it could not be found ------------------------------------------------------------------------------------------------------------------------------------- Key: JBTIS-597 URL: https://issues.jboss.org/browse/JBTIS-597 Project: JBoss Tools Integration Stack Issue Type: Bug Components: BPMN2 Affects Versions: 4.3.0.Beta1 Environment: jboss-devstudio-9.1.0.Beta2 Reporter: Hendy Irawan Attachments: keepmy.png, showoriginal.png {noformat} Cannot complete the install because one or more required items could not be found. Software being installed: BPMN2 Modeler - Diagram Editor 1.2.3.Final-v20160226-1723-B97 (org.eclipse.bpmn2.modeler.feature.group 1.2.3.Final-v20160226-1723-B97) Missing requirement: org.eclipse.bpmn2.modeler.core 1.2.3.Final-v20160226-1723-B97 requires 'bundle org.eclipse.emf.validation.ocl 0.0.0' but it could not be found Cannot satisfy dependency: From: BPMN2 Modeler - Diagram Editor 1.2.3.Final-v20160226-1723-B97 (org.eclipse.bpmn2.modeler.feature.group 1.2.3.Final-v20160226-1723-B97) To: org.eclipse.bpmn2.modeler.core [1.2.3.Final-v20160226-1723-B97] {noformat} Workaround: Add update site {{http://download.eclipse.org/releases/mars/}}