PowerShot SX20 IS - Line in my photos :O

[kuikibear]

I got a used canon powershot (SX20 IS) from a friend and I noticed that all of my photos have one singular white line going down it, I'm not sure how to fix it or what's wrong with my camera, can anyone help? 

this photo shows it the most :)) 

[shadowsports]

Greetings,

When buying a used product, we recommend performing a full reset on the device.  

Please test with 2 or more full size memory cards, freshly formatted in the camera.  

Let us know the results.