Error : non-serializable attribute value into ViewMap

Question

i have the same application in 2 systems(laptops) but its working in one but not in another.i get the following error in another system. i have also posted the code below.wh

Answer 1

Anything which is added to session is Serialized. The error is telling you that your backing bean should probably be Serializable. No idea why it's intermittent though.