Why "Safari[360]: CGContextClipToRect: invalid context 0x0" ?
I'm getting the following in Console
2013-09-13 9:04:42.951 PM Safari[3189]: CGContextClipToRect: invalid context 0x0
2013-09-13 9:05:36.459 PM Safari[3189]: CGContextClipToRect: invalid context 0x0
2013-09-13 9:06:10.290 PM Safari[3189]: CGContextClipToRect: invalid context 0x0
2013-09-13 9:06:33.307 PM Safari[3189]: CGContextClipToRect: invalid context 0x0
2013-09-13 9:06:35.821 PM Safari[3189]: CGContextClipToRect: invalid context 0x0
2013-09-13 9:06:44.934 PM Safari[3189]: CGContextClipToRect: invalid context 0x0
2013-09-13 9:07:55.670 PM Safari[3189]: CGContextClipToRect: invalid context 0x0
2013-09-13 9:08:00.175 PM Safari[3189]: CGContextClipToRect: invalid context 0x0
These are my extensions in Safari:
MacBook Pro, OS X Mountain Lion, 2.5 GHz, 2.5GHz dual-core Intel Cor