First app with vaadin

Hi,

I'm a recent noob  with VAADIN.
I'm trying to compile my first app (tutorial website) and i have a problem to compile it.
I searched on forum but no chance. i have eclipse MARS last version. JSDK 1.0.8_45 (embedded jse).

Thank you for yours ansers
Jérôme

The error is :

[size=2][INFO] --- vaadin-maven-plugin:7.6.6:compile (default) @ app ---[/size]

[size=2][INFO] auto discovered modules [my.vaadin.app.MyAppWidgetset][/size]

[size=2][INFO] [ERROR] Unexpected internal compiler error[/size]

[size=2][INFO] [u][font][font]java.lang.IllegalArgumentException[/font][/font][/u]: URI has an authority component[/size]

[size=2][INFO] at java.io.File.<init>([u][font][font]File.java:423[/font][/font][/u])[/size]

[size=2][INFO] at com.google.gwt.dev.cfg.ModuleDefLoader.nestedLoad([u][font][font]ModuleDefLoader.java:342[/font][/font][/u])[/size]

[size=2][INFO] at com.google.gwt.dev.cfg.ModuleDefLoader.load([u][font][font]ModuleDefLoader.java:290[/font][/font][/u])[/size]

[size=2][INFO] at com.google.gwt.dev.cfg.ModuleDefLoader.doLoadModule([u][font][font]ModuleDefLoader.java:229[/font][/font][/u])[/size]

[size=2][INFO] at com.google.gwt.dev.cfg.ModuleDefLoader.loadFromResources([u][font][font]ModuleDefLoader.java:167[/font][/font][/u])[/size]

[size=2][INFO] at com.google.gwt.dev.cfg.ModuleDefLoader.loadFromClassPath([u][font][font]ModuleDefLoader.java:138[/font][/font][/u])[/size]

[size=2][INFO] at com.google.gwt.dev.Compiler.run([u][font][font]Compiler.java:156[/font][/font][/u])[/size]

[size=2][INFO] at com.google.gwt.dev.Compiler$1.run([u][font][font]Compiler.java:120[/font][/font][/u])[/size]

[size=2][INFO] at com.google.gwt.dev.CompileTaskRunner.doRun([u][font][font]CompileTaskRunner.java:55[/font][/font][/u])[/size]

[size=2][INFO] at com.google.gwt.dev.CompileTaskRunner.runWithAppropriateLogger([u][font][font]CompileTaskRunner.java:50[/font][/font][/u])[/size]

[size=2][INFO] at com.google.gwt.dev.Compiler.main([u][font][font]Compiler.java:127[/font][/font][/u])[/size]

[size=2][INFO] ------------------------------------------------------------------------[/size]

[size=2][INFO] BUILD FAILURE[/size]

[size=2][INFO] ------------------------------------------------------------------------[/size]

[size=2][INFO] Total time: 14.394 s[/size]

[size=2][INFO] Finished at: 2016-05-17T19:10:46+02:00[/size]

[size=2][INFO] Final Memory: 12M/153M[/size]

[size=2][INFO] ------------------------------------------------------------------------[/size]

[size=2][ERROR] Failed to execute goal com.vaadin:vaadin-maven-plugin:7.6.6:compile (default) on project app: Command [[[/size]

Ok. i make a fresh eclipse's install and it works.