serialization problem

the conditions : sure digest a. category library b. a references b

project b classes serialized. classes used a. now, problem appears digest i try serialize objects b. an difference thrown says category can't serialized. uncanny biased given classes b i cant have anxiety those a. (a spin dependency created).

how i lane down problem ? since difference slight doesn't contend where problem seemed ?

edit :
ok, i found problem assistance kent boogaart's little app :d . i have propertychanged listener category digest noted serializable - i don't wish symbol so. ( serialize category right ?)

i've solved problem eventuality following couple : .
there still problem , nonetheless it's substantially something similar.

ps: good apparatus kent boogaart