mdworker: unable to talk to lsboxd issue

Following log annoying me. Seems it's since 10.8.2 update?

2013/05/22 18:22:45.434 mdworker[10095]: Unable to talk to lsboxd

2013/05/22 18:22:45.441 mdworker[10094]: Unable to talk to lsboxd

2013/05/22 18:22:45.453 mdworker[10097]: Unable to talk to lsboxd

2013/05/22 18:22:45.490 mdworker[10096]: Unable to talk to lsboxd

2013/05/22 18:22:45.571 sandboxd[10098]: ([10095]) mdworker(10095) deny mach-lookup com.apple.ls.boxd

2013/05/22 18:22:45.580 sandboxd[10098]: ([10094]) mdworker(10094) deny mach-lookup com.apple.ls.boxd

2013/05/22 18:22:45.587 sandboxd[10098]: ([10097]) mdworker(10097) deny mach-lookup com.apple.ls.boxd

2013/05/22 18:22:45.595 sandboxd[10098]: ([10096]) mdworker(10096) deny mach-lookup com.apple.ls.boxd

2013/05/22 18:22:45.000 kernel[0]: Sandbox: sandboxd(10098) deny mach-lookup com.apple.coresymbolicationd

-- kaz-k