That is just weird, One Female Guard armor is not working and on the other Female Guard it work's fine. Can you use Refskope and get the formid of one that missing armor.
ok here is a http://screenshot.xfire.com/screenshot/natural/91ecdda1d60eba2581da62ec791db992a49379c8.png and ConScribe.log and just to make shore heres a http://www.xfire.com/video/11df0e/ too.
query
load
parsing ini values
scribe mode : 3 | 24hr clock : 0
Changed memory spincount 0 -> 400
Changed extradata spincount 0 -> 400
Changed unknown1 spincount 0 -> 400
Changed unknown2 spincount 0 -> 400
Changed unknown3 spincount 0 -> 400
Game Instance : 1 | Time : 08-25-2009 11-52-47 AM
==================================================
attack key == 256
PiiiP : INI Initialized !
Stackable Equipment ini file loaded successfully
RF: RealisticFatigue.ini loaded
All Natural Initialized
SC|Main: shader has loaded
tdt
Debug Text -> On
CM: AR = 500
CM: AR = 500
CM: AR = 500
CM: AR = 500
RF: incrementing strength skills experience by 0.1
RF: incrementing strength skills experience by 0.1
RF: incrementing strength skills experience by 0.1
RF: FF0010AA:Deer play trip dt=1.046 az=-6.353 fatigue=0.00 chance=0.0014
tdt
Debug Text -> Off
tdt
Debug Text -> On
tdt
Debug Text -> Off
tdt
Debug Text -> On
tdt
Debug Text -> Off
RF: incrementing endurance skills experience by 0.1
RF: incrementing agility skills experience by 0.1
tdt
Debug Text -> On
tdt
Debug Text -> Off
RF: incrementing strength skills experience by 0.1
Palace Guard with FormID 06011E58 comes from Palace Guard with FormID 06011E57 and has a script 07006FDC attached
Starting weapon and armor check on object Palace Guard, 06011E58
Slot: 1 : Item Imperial Watch Helmet : FormID 0018AE4F
Slot: 2 : Item Imperial Sentinel Cuirass : FormID 0601882E
Slot: 3 : Item Imperial Watch Greaves : FormID 0018AE4E
Slot: 4 : Item Imperial Watch Gauntlets : FormID 0018AE4D
Slot: 5 : Item Imperial Watch Boots : FormID 0018AE4B
Slot: 6 : Item Blood No Wounding Token : FormID 070182B4
Slot: 7 : Item RenCapturePlayerRing : FormID 47009166
Slot: 13 : Item Imperial Watch Shield : FormID 000653F7
Slot: 15 : Item Imperial Sentinel Cuirass : FormID 0601882E
Slot: 16 : Item Silver Longsword : FormID 0002521F
Slot: 18 : Item Imperial Sentinel Cuirass : FormID 0601882E
Slot: 19 : Item Imperial Sentinel Cuirass : FormID 0601882E
Slot: 20 : Item Imperial Sentinel Cuirass : FormID 0601882E
CM: AR = 500
CM: AR = 500
CM: AR = 500
Imperial Sentinel Cuirass with FormID FF016171 comes from Imperial Sentinel Cuirass with FormID 0601882E
PiiiP : Blacklisted Object = Not Pickable/Usable
CM: AR = 500