Client-only DataSources with memory problems?

[david.moers]

Sorry Isomorphic, but with that answer I can't handle my problem.
Of course I read the Memory leaks overview before. But there is nothing about...

[david.moers]

DataSource testDS = new DataSource("testDS");
testDS.setClientOnly(Boolean.TRUE);

IButton requestBtn = new IButton("Fill

...

[david.moers]

Is it possible that client-only DataSources aren't released from memory? We are using client-only DataSources and also if I am using destroy() or markForDestroy(),...