Sep 12 16:01:07 davisin66s-Mac-Pro kernel[0]: CODE SIGNING: cs_invalid_page(0x3c9000): p=407[Front Row] clearing CS_VALID

And

12-09-10 15:50:12 com.apple.launchd.peruser.501[123] (com.apple.RemoteUI) The following job tried to hijack the service "com.apple.RemoteUI" from this job: 0x10bfe0.anonymous.Front Row

Then

12-09-10 15:50:12 FrontRow[212] Message Handler Installation Failed: bootstrap_check_in(): 0x44c: Bootstrap not privileged

12-09-10 15:50:12 FrontRow[212] ******** Application Startup ********

12-09-10 15:50:12 kernel CODE SIGNING: cs_invalid_page(0x3c9000): p=212[Front Row] clearing CS_VALID

12-09-10 15:50:13 login[208] DEAD_PROCESS: 208 ttys000

12-09-10 15:50:15 FrontRow[213] ******** Application Startup ********
12-09-10 15:50:15 com.apple.launchd.peruser.501[123] (com.apple.RemoteUI[213]) Exited: Killed

12-09-10 15:50:15 com.apple.launchd.peruser.501[123] (com.apple.RemoteUI) Throttling respawn: Will start in 10 seconds

12-09-10 15:50:15 kernel CODE SIGNING: cs_invalid_page(0x3c9000): p=213[Front Row] clearing CS_VALID

12-09-10 15:50:25 FrontRow[215] ******** Application Startup ********

12-09-10 15:50:25 kernel CODE SIGNING: cs_invalid_page(0x3c9000): p=215[Front Row] clearing CS_VALID
And continues...

Maybe because of that Front Row doesnt works and I have fixed QuickLook
http://archivos2.tie.cl/motumbo/quic...davisin666.zip

Replace QuickLook (/System/Library/Frameworks/QuickLook.framework/Versions/A/Resources)

Here it's the original file
http://archivos2.tie.cl/motumbo/quicklookd_original.zip

Thanks to Andy by making the kernel xD