Having a nokia set ,with problem of overheating while charging,well ,if yes,then check out the battery for BL-5c label in it.
Finally ,nokia has admitted that th problem of overheating do exists in some of the models and has agreed to replace a whopping 46 milllion batteries .They told then in some case overheating caused by short circuit can even dislodge the batteries.the problems is only for the batteries manufactured by Matsushita .
You can check whether ur mobile has been affected or not by logging into the nokia web site and entering the serial number for the battery.fianlly go the closest nokia retail shop and get the replacement..
Well ,it must be a huge loss for the nokia as far as both fiancial reasons and its BRAND is concerned with already ,number of nokia users dwindling with each day