Logcat error. Any idea what this is?

view story

http://forum.xda-developers.com – I was just playing around with aLogcat app today and noticed something and not sure what it is. Curious if anyone here might know. It's a constant error that literally coming up 6-9 times a SECOND...it's basically the only error (lines in RED) that keeps repeating itself over and over in my logcat file (in realtime or history). I dont have any known issues or anything that is happening that made me look for this but it's there so i'm curious. E/ ( 560): inv_get_mag_rate and that's it...over and over and over..several times a second..if not for that, my realtime logcat would run at a much (HowTos)