iphone - Unable to update NSMutableDictionary initialized with the NSUserDefauts value -

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i used nsuserdefaults save nsmutabledictionary. when retrieving value nsuserdefaults, unbale modify/update values of nsmutabledictionary saving values.

need suggestion on how so?

you non-mutable instances of nsdictionary nsuserdefaults. make them mutable, need this:

dict = [[nsuserdefaults standarduserdefaults] objectforkey:@"mykey"]; mymutabledict = [dict mutablecopy]; // note retain count +1, need // release or autorelease mymutabledict later on.

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