I've got an other error dunring an install with Luna or Juno on windows 7 Pro.
An error occurred while installing the items
session context was:(profile=epp.package.jee, phase=org.eclipse.equinox.internal.p2.engine.phases.Install, operand=null --> [R]net.sourceforge.plantuml.eclipse 1.1.8.8008, action=org.eclipse.equinox.internal.p2.touchpoint.eclipse.actions.InstallBundleAction).
java.net.URISyntaxException: Illegal character in scheme name at index 0: %23C:%5CProgram%20Files%5CJava%5Cjdk1.7.0_67%5Cbin%5Cjavaw.exe
java.net.URISyntaxException: Illegal character in scheme name at index 0: %23C:%5CProgram%20Files%5CJava%5Cjdk1.7.0_67%5Cbin%5Cjavaw.exe