I have the same problem. Any news?

On Wednesday, April 20, 2016 at 10:04:40 PM UTC+3, Farrukh Shakil wrote:
>
> My GWT+Maven setup stopped working after upgrading to 2.7. I am running 
> both GWT+MAVEN (gwt:run)  and GWT+MAVEN+Eclipse (as google web application) 
> using built in jetty and getting this popup box when i bring up the GWT 
> process.
>
> Couldn't load AppFrontEnd from Super Dev Mode. server at http:/.. 
> Please make sure this server is ready.
>
>
> I have tried following things
>
> 1. Delete *.nocache.* file from target/[SNAPSHOT]/AppFrontEnd   (Does not 
> work ,the application does not show up any more)
> 2. Run with classic dev move in Eclipse   (Does not work and i get a 
> slightly different popup but basically asking same thing recompile)
> 3. mvn clean package and then gwt:run  (Does not work)
> 4. mvn clean package gwt:compile  and then gwt:run  (Does not work)
> 5. gwt:run and once the process is up then "gwt:compile  
> -Dgwt.compiler.force=true" 
>   (Works, the UI shows up fine but code changes are not detected anymore or 
> no hot swapping hence useless)
>
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