On Thu, Feb 9, 2017 at 7:36 AM, XiaoGuo Liu <xiaoguo....@canonical.com>
wrote:

> Hi James,
>
> Thanks for your help. Yes, you are right! Now I do a new version of it,
> and I used a wrapper to launch it. This time, the app can be launched
> successfully, but still there is an error like:
>
> ** (process:29208): WARNING **: Unable to register app:
> GDBus.Error:org.freedesktop.DBus.Error.AccessDenied: An AppArmor policy
> prevents this sender from sending this message to this recipient;
> type="method_call", sender=":1.467" (uid=1000 pid=29208
> comm="webapp-container www/index.html ") interface="com.canonical.hud"
> member="RegisterApplication" error name="(unset)" requested_reply="0"
> destination=":1.36" (uid=1000 pid=2741 
> comm="/usr/lib/x86_64-linux-gnu/hud/hud-service
> ")
>

This indicates that the webapp runtime is trying to bind to the HUD desktop
service. This is an outdated binding. The htmlt-app-launcher is normally
retired now or should point to webapp-container.

Can you check with using mardy's webapp-helper part ?

-- 
David
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