If your battery pack in the camera is the NB-11L, then you need a Charger CB-2LF.
A source for that charger is
and the price, with shipping and tax, might be about $ 20, or less.
As for whether that will cure the problem:
How old is the camera? in months or years since you bought it.
Has the camera been dropped or otherwise subjected to mechanical shock(s) in its lifetime?
Has the camera been operated in or subjected to, temperatures below 32 degrees F (freezing point) or above about 100 degrees F ?
Has it ever been subjected to a humidity higher than 85 % or gotten wet ?
How long has the battery or batteries in the camera been in-use? If over a year, then you might possibly have a battery/batteries that are getting weak.
Rechargeable batteries do get weaker with time, and eventually fail to deliver enough power to start up a device like a digital camera; they then need replacing.
The replacement battery needs to be charged up for 6+ hours before its first use, owing to its having been on a shelf for a considerable time.