With this Installed:

• eclipse-standard-kepler-SR2-Java8-linux-gtk-x86_64.tar.gz
• JBoss Tools from MarketPlace
• SwitchYard tools from http://download.jboss.org/jbosstools/updates/development/kepler/integration-stack/aggregate/4.1.4.Final/
• SwitchYard tools update from http://download.jboss.org/jbosstools/updates/development/kepler/integration-stack/aggregate/4.1.4.Final/
• Install the bean-service quickstart as packaged with FSW 6.0.GA
• Configure a breakpoint on the OrderService reference, OrderService service, and InventoryService service.
• For each breakpoint, set the checkbox for these properties:
  • Triggering phase - both in and out
  • Trigger on:
    • ENTRY
    • TRANSACTION
    • TARGET_INVOCATION
    • RETURN
    • SECURITY
    • VALIDATION
    • FAULT
    • POLICY
    • TRANSFORMATION
• Debug as Junit the InventoryServiceTest.java test
• Debug as Junit the OrderServiceTest.java test
  • The junit tests run to completion, the breakpoints are not hit

No errors are written to the workspsace/eclipse .log:

tail -f .log
!SESSION 2014-05-12 14:28:44.370 -----------------------------------------------
eclipse.buildId=4.3.2.M20140221-1700
java.version=1.7.0_51
java.vendor=Oracle Corporation
BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US
Framework arguments: -product org.eclipse.epp.package.standard.product
Command-line arguments: -os linux -ws gtk -arch x86_64 -product org.eclipse.epp.package.standard.product

!ENTRY org.eclipse.osgi 2 1 2014-05-12 14:28:53.605
!MESSAGE NLS unused message: label_moveDefault in: org.switchyard.tools.ui.editor.messages