Important Notice - Forums is archived
To simplify things and help our users to be more productive, we have archived the current forum and focus our efforts on helping developers on Stack Overflow. You can post new questions on Stack Overflow or join our Discord channel.

Vaadin lets you build secure, UX-first PWAs entirely in Java.
Free ebook & tutorial.
Vaadin-Sample Problem
Hello,
I'm using until now older version from vaadin with Ivy in Hybrid. Just now I want change to newly Version/System with Maven. I'm trying start Vaadin-sample but I take Error:
[INFO] ------------------------------------------------------------------------
[INFO] Building myvaadintest 1.0-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO]
[INFO] --- vaadin-maven-plugin:7.7.3:update-widgetset (default-cli) @ myvaadintest ---
[WARNING] GWT plugin is configured to detect modules, but none were found.
[INFO] No widgetsets found - generating AppWidgetset if necessary.
[INFO] Updating widgetset AppWidgetset
[INFO] Adding resource directory to command classpath: C:\Users\m\workspace\neon1\myvaadintest\src\main\resources
[INFO] Adding resource directory to command classpath: C:\Users\m\workspace\neon1\myvaadintest\target\generated-resources\gwt
[INFO] Using com.vaadin:vaadin-client version 7.7.3
[INFO] Using com.vaadin:vaadin-client-compiler version 7.7.3
[INFO] Widgetsets found from classpath:
[INFO] com.vaadin.DefaultWidgetSet in jar:file:C:/Users/m/.m2/repository/com/vaadin/vaadin-client/7.7.3/vaadin-client-7.7.3.jar!/
[INFO] Addon styles found from classpath:
[INFO]
[INFO] Search took 11ms
[INFO]
[INFO] --- vaadin-maven-plugin:7.7.3:compile (default-cli) @ myvaadintest ---
[INFO] auto discovered modules [AppWidgetset]
[INFO] Using com.vaadin:vaadin-client version 7.7.3
[INFO] Using com.vaadin:vaadin-client-compiler version 7.7.3
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 2.358 s
[INFO] Finished at: 2016-10-20T11:48:59+02:00
[INFO] Final Memory: 14M/159M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal com.vaadin:vaadin-maven-plugin:7.7.3:compile (default-cli) on project myvaadintest: GWT Module elemental.Json not found in project sources or resources. -> [Help 1]
[ERROR]
someone a idea ?
And now I don't see more in generated source *.gwt.xml file ? Is this removed ?
Thanks a lot