The following error shows up in my system log:

6/12/14 2:11:28 AM [0x0-0x32032].com.microsoft.Word[949] Thu Jun 12 02:11:28 slos-MacBook-Pro.local Microsoft Word[949] <Error>: kCGErrorIllegalArgument: _CGSFindSharedWindow: WID 497

6/12/14 2:11:28 AM [0x0-0x32032].com.microsoft.Word[949] Thu Jun 12 02:11:28 slos-MacBook-Pro.local Microsoft Word[949] <Error>: kCGErrorIllegalArgument: CGSGetWindowTags: Invalid window 0x1f1

6/12/14 2:12:25 AM [0x0-0x32032].com.microsoft.Word[949] Thu Jun 12 02:12:25 slos-MacBook-Pro.local Microsoft Word[949] <Error>: kCGErrorIllegalArgument: _CGSFindSharedWindow: WID 501

6/12/14 2:12:25 AM [0x0-0x32032].com.microsoft.Word[949] Thu Jun 12 02:12:25 slos-MacBook-Pro.local Microsoft Word[949] <Error>: kCGErrorIllegalArgument: CGSGetWindowTags: Invalid window 0x1f5


Mid 2010 MacBook Pro 13"
2.4GHz, 750GB SATA HD, 8 GB RAM, OS 10.7.5
1 HDX1500 2TB Ext.HD, 2 HDX1500 1TB Ext.HD
HP Laserjet 6MP printing postscript via 10/100 Intel print server
Netgear WN2500RP Range Extender (Ira rocks!)
Linksys WRT1900AC Wireless Router
Brother MFC-9340CDW Color Laser
iPad Air