C:\eclipse\plugins\org.eclipse.pde.build_3.7.0.v20111116-2009\scripts\productBuild\productBuild.xml:70: java.lang.IllegalArgumentExc
eption: invalid qualifier: origin/SP7_Working
        at org.osgi.framework.Version.validate(Version.java:195)
        at org.osgi.framework.Version.<init>(Version.java:161)
        at org.eclipse.pde.internal.build.site.BuildTimeSite$1.compare(BuildTimeSite.java:54)
        at java.util.TreeMap.compare(Unknown Source)
        at java.util.TreeMap.put(Unknown Source)
        at java.util.TreeSet.add(Unknown Source)
        at org.eclipse.pde.internal.build.site.BuildTimeSite.createFeature(BuildTimeSite.java:476)
        at org.eclipse.pde.internal.build.site.compatibility.FeatureReference.getFeature(FeatureReference.java:39)
        at org.eclipse.pde.internal.build.site.BuildTimeSite.resolveFeatureReferences(BuildTimeSite.java:327)
        at org.eclipse.pde.internal.build.site.BuildTimeSite.findFeature(BuildTimeSite.java:296)
        at org.eclipse.pde.internal.build.site.BuildTimeSite.findFeature(BuildTimeSite.java:288)
        at org.eclipse.pde.internal.build.AbstractScriptGenerator.findFile(AbstractScriptGenerator.java:486)
        at org.eclipse.pde.internal.build.AbstractScriptGenerator.loadProduct(AbstractScriptGenerator.java:434)
        at org.eclipse.pde.internal.build.AbstractScriptGenerator.loadProduct(AbstractScriptGenerator.java:427)
        at org.eclipse.pde.internal.build.FeatureGenerator.initialize(FeatureGenerator.java:279)
        at org.eclipse.pde.internal.build.FeatureGenerator.generate(FeatureGenerator.java:132)
        at org.eclipse.pde.internal.build.tasks.FeatureGeneratorTask.run(FeatureGeneratorTask.java:54)
        at org.eclipse.pde.internal.build.tasks.FeatureGeneratorTask.execute(FeatureGeneratorTask.java:36)
        at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
        at sun.reflect.GeneratedMethodAccessor8.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
        at org.apache.tools.ant.Task.perform(Task.java:348)
        at org.apache.tools.ant.Target.execute(Target.java:390)
        at org.apache.tools.ant.Target.performTasks(Target.java:411)
        at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1399)
        at org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:38)
        at org.eclipse.ant.internal.core.ant.EclipseSingleCheckExecutor.executeTargets(EclipseSingleCheckExecutor.java:30)
        at org.apache.tools.ant.Project.executeTargets(Project.java:1251)
        at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:442)
        at org.apache.tools.ant.taskdefs.CallTarget.execute(CallTarget.java:105)
        at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
        at sun.reflect.GeneratedMethodAccessor8.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
        at org.apache.tools.ant.Task.perform(Task.java:348)
        at org.apache.tools.ant.Target.execute(Target.java:390)
        at org.apache.tools.ant.Target.performTasks(Target.java:411)
        at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1399)
        at org.apache.tools.ant.Project.executeTarget(Project.java:1368)
        at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
        at org.eclipse.ant.internal.core.ant.EclipseDefaultExecutor.executeTargets(EclipseDefaultExecutor.java:32)
        at org.apache.tools.ant.Project.executeTargets(Project.java:1251)
        at org.eclipse.ant.internal.core.ant.InternalAntRunner.run(InternalAntRunner.java:665)
        at org.eclipse.ant.internal.core.ant.InternalAntRunner.run(InternalAntRunner.java:537)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.eclipse.ant.core.AntRunner.run(AntRunner.java:513)
        at org.eclipse.ant.core.AntRunner.start(AntRunner.java:600)
        at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
        at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
        at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
        at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:344)
        at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:622)
        at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577)
        at org.eclipse.equinox.launcher.Main.run(Main.java:1410)
        at org.eclipse.equinox.launcher.Main.main(Main.java:1386)