Take a look at your server log if there are some warnings or even
exceptions regarding serialization problems. A 500 error can be anything,
so you have to find the reason in your server logs.
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"Google Web Toolkit" grou
I have defined custom exception extending from Exception class. On server
I throws this custom exception with some message.
My RPC call also has this exception as part of service call signature. In
development mode when I show this message in "onFailaure()" method of RPC
call on client,
I see pr
