What version of Grid are you using?
Grid 1.30200.2009081101

What version (and language) of WoW are you using?
WoW 3.2.2 EN_UK

What were you doing when the problem occured?
Resurected a random person that I found dead on the ground.

What happened?  What did you expect to happen instead?
Grid popped up with two error messages. I whould expect no error messages.

Do you have an error log of what happened?
Date: 2009-10-03 10:54:32
ID: 1
Error occured in: Global
Count: 1
Message: ..\AddOns\Grid\GridRoster.lua line 92:
   attempt to index local 'full_name' (a nil value)
Debug:
   (tail call): ?
   (tail call): ?
   (tail call): ?
   Grid\GridRoster.lua:92 GetGUIDByFullName()
   GridStatusRes\GridStatusRes.lua:45 ?()
   ...ist\libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:146
      ...ist\libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:146
   [string "safecall Dispatcher[4]"]:4:
      [string "safecall Dispatcher[4]"]:4
   [C]: ?
   [string "safecall Dispatcher[4]"]:13: ?()
   ...ist\libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:91 Fire()
   ...GridStatusRes\Libs\LibResComm-1.0\LibResComm-1.0.lua:132 ?()
   ...GridStatusRes\Libs\LibResComm-1.0\LibResComm-1.0.lua:48
      ...GridStatusRes\Libs\LibResComm-1.0\LibResComm-1.0.lua:47
AddOns:
  Swatter, v3.1.14 (<%codename%>)
  AckisRecipeList, v1.0 2501
  AlarBGHelper, v3.5.13 r64
  AlphaMap, v3.76.30100
  AlphaMapBattlegrounds, v
  AlphaMapExteriors, v
  AlphaMapInstances, v
  AlphaMapPOIInstances, v
  AlphaMapPOITravelAgents, v
  AlphaMapPOIUtilities, v
  AlphaMapWorldBosses, v
  AlphaQuestHelper, v1.01.30100
  AltClickInvite, v1.22
  Altoholic, v3.2.002b
  AlwaysLFG, v2.1
  AtlasLoot, vv5.08.03
  AtlasLootFu, vv5.08.03
  Babylonian, v5.1.DEV.130
  Bagmeter, v30000.2
  BigWigs, v2.0
  ClosetGnome, v1.0.612
  Configator, v5.1.DEV.190
  DataStore, v3.2.002b
  DataStoreAchievements, v3.2.002
  DataStoreAuctions, v3.2.002
  DataStoreCharacters, v3.2.002
  DataStoreContainers, v3.2.002
  DataStoreCrafts, v3.2.002
  DataStoreCurrencies, v3.2.002
  DataStoreInventory, v3.2.002
  DataStoreMails, v3.2.002
  DataStorePets, v3.2.002
  DataStoreQuests, v3.2.002
  DataStoreReputations, v3.2.002
  DataStoreSkills, v3.2.002
  DataStoreSpells, v3.2.002
  DataStoreStats, v3.2.002
  DataStoreTalents, v3.2.002
  Decursive, v2.4.3.2
  DurabilityStatus, v
  EasyMail, v
  Factionizer, v30200.4
  Finklestein, v18
  FishingBuddy, v0.9.8b
  Gatherer, v3.1.14
  Gladius, vv1.0.2
  Grid, v1.30200.2009081101
  GridStatusRes, vv3.00.03.03 release
  HealPoints, v3.2
  ItemDataCache, v1.303
  LittleWigs, v3.0.0
  LittleWigsTBC, v
  LoggerHead, v3.2.0.102
  MapNotes, v5.16.30200
  MapNotesBrowser, vv1.00.30200
  MapNotesIconLib, v1.04.30200
  MapNotesIconLibFancy, v
  MapNotesIconLibLegacy, v
  MapNotesIconLibNeptunia, v
  MapNotesIconLibNumbers, v
  MobInfo3, v0.801
  NotesUNeed, v6.58.30200
  OgriLazy, v1.1.0
  Omen, v3.0.8
  OptiTaunt, v0.89a
  oRA2, v2.0.$Revision: 666 $
  PallyPower, vv3.2.7-release
  Prat30, v3.2.4
  Prat30Libraries, v
  Quartz, v1.0
  QuartzBuff, v1.0
  QuartzFlight, v1.0
  QuartzFocus, v1.0
  QuartzGCD, v1.0
  QuartzInterrupt, v1.0
  QuartzLatency, v1.0
  QuartzMirror, v1.0
  QuartzPet, v1.0
  QuartzPlayer, v1.0
  QuartzProcs, v2.1
  QuartzRange, v1.0
  QuartzSwing, v1.0
  QuartzTarget, v1.0
  QuartzTimer, v1.0
  QuartzTradeskill, v1.0
  QuestHelper, v1.1.20
  QuestMods, v
  RatingBuster, v
  RecipeRadar, v1.32
  Recount, v
  SilverDragon, vv2.3.2
  SlideBar, v3.1.14 (<%codename%>)
  SpamSentry, v20090822
  sRaidFrames, vr653
  TankPoints, v
  TheCollector, v0.6.9
  VendorBait, v3.2.0.4
  WebDKP, v2.9H
  XLoot, v0.9
  XLootMaster, v0.8
  BlizRuntimeLib_enUS v3.2.2.30200 <eu>
  (ck=97b)

Date: 2009-10-03 10:54:32
ID: 2
Error occured in: Global
Count: 1
Message: ...GridStatusRes\Libs\LibResComm-1.0\LibResComm-1.0.lua line 133:
   bad argument #2 to 'format' (string expected, got nil)
Debug:
   (tail call): ?
   (tail call): ?
   [C]: ?
   [C]: format()
   ...GridStatusRes\Libs\LibResComm-1.0\LibResComm-1.0.lua:133 ?()
   ...GridStatusRes\Libs\LibResComm-1.0\LibResComm-1.0.lua:48
      ...GridStatusRes\Libs\LibResComm-1.0\LibResComm-1.0.lua:47
AddOns:
  Swatter, v3.1.14 (<%codename%>)
  AckisRecipeList, v1.0 2501
  AlarBGHelper, v3.5.13 r64
  AlphaMap, v3.76.30100
  AlphaMapBattlegrounds, v
  AlphaMapExteriors, v
  AlphaMapInstances, v
  AlphaMapPOIInstances, v
  AlphaMapPOITravelAgents, v
  AlphaMapPOIUtilities, v
  AlphaMapWorldBosses, v
  AlphaQuestHelper, v1.01.30100
  AltClickInvite, v1.22
  Altoholic, v3.2.002b
  AlwaysLFG, v2.1
  AtlasLoot, vv5.08.03
  AtlasLootFu, vv5.08.03
  Babylonian, v5.1.DEV.130
  Bagmeter, v30000.2
  BigWigs, v2.0
  ClosetGnome, v1.0.612
  Configator, v5.1.DEV.190
  DataStore, v3.2.002b
  DataStoreAchievements, v3.2.002
  DataStoreAuctions, v3.2.002
  DataStoreCharacters, v3.2.002
  DataStoreContainers, v3.2.002
  DataStoreCrafts, v3.2.002
  DataStoreCurrencies, v3.2.002
  DataStoreInventory, v3.2.002
  DataStoreMails, v3.2.002
  DataStorePets, v3.2.002
  DataStoreQuests, v3.2.002
  DataStoreReputations, v3.2.002
  DataStoreSkills, v3.2.002
  DataStoreSpells, v3.2.002
  DataStoreStats, v3.2.002
  DataStoreTalents, v3.2.002
  Decursive, v2.4.3.2
  DurabilityStatus, v
  EasyMail, v
  Factionizer, v30200.4
  Finklestein, v18
  FishingBuddy, v0.9.8b
  Gatherer, v3.1.14
  Gladius, vv1.0.2
  Grid, v1.30200.2009081101
  GridStatusRes, vv3.00.03.03 release
  HealPoints, v3.2
  ItemDataCache, v1.303
  LittleWigs, v3.0.0
  LittleWigsTBC, v
  LoggerHead, v3.2.0.102
  MapNotes, v5.16.30200
  MapNotesBrowser, vv1.00.30200
  MapNotesIconLib, v1.04.30200
  MapNotesIconLibFancy, v
  MapNotesIconLibLegacy, v
  MapNotesIconLibNeptunia, v
  MapNotesIconLibNumbers, v
  MobInfo3, v0.801
  NotesUNeed, v6.58.30200
  OgriLazy, v1.1.0
  Omen, v3.0.8
  OptiTaunt, v0.89a
  oRA2, v2.0.$Revision: 666 $
  PallyPower, vv3.2.7-release
  Prat30, v3.2.4
  Prat30Libraries, v
  Quartz, v1.0
  QuartzBuff, v1.0
  QuartzFlight, v1.0
  QuartzFocus, v1.0
  QuartzGCD, v1.0
  QuartzInterrupt, v1.0
  QuartzLatency, v1.0
  QuartzMirror, v1.0
  QuartzPet, v1.0
  QuartzPlayer, v1.0
  QuartzProcs, v2.1
  QuartzRange, v1.0
  QuartzSwing, v1.0
  QuartzTarget, v1.0
  QuartzTimer, v1.0
  QuartzTradeskill, v1.0
  QuestHelper, v1.1.20
  QuestMods, v
  RatingBuster, v
  RecipeRadar, v1.32
  Recount, v
  SilverDragon, vv2.3.2
  SlideBar, v3.1.14 (<%codename%>)
  SpamSentry, v20090822
  sRaidFrames, vr653
  TankPoints, v
  TheCollector, v0.6.9
  VendorBait, v3.2.0.4
  WebDKP, v2.9H
  XLoot, v0.9
  XLootMaster, v0.8
  BlizRuntimeLib_enUS v3.2.2.30200 <eu>
  (ck=97b)

Please provide any additional information below.
I was not in a party when it happened. Seems it happens whenever you res someone and you're not in a party/raid.
Tried making a ticket for Grid (ticket 208), but they claim it's a GridStatusRes error, so I repost the error here.