How to fix blinking "Err" error on new Nikon DSLR cameras
Hi Nasim, I had a brand new D7100 for about 4 weeks with a Nikon 18-105 lens. After some hundreds of photos, I detached the 18-105 lens and I felt on the Err case. Without knowing what’s happen, I have tried to switch on – off, but the camera did not resp...