Peut-être que les logs de l'agent peuvent vous être utiles ? Au cas où je vous les met :
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[Tue Jun 17 16:06:53 2014][debug] [http server] request /now/12345678 from client 192.168.0.86
[Tue Jun 17 16:06:53 2014][debug] [http server] valid request, forcing execution right now
[Tue Jun 17 16:06:55 2014][debug] [http client] Using Compress::Zlib for compression
[Tue Jun 17 16:06:55 2014][debug] running task Inventory in process -5036
[Tue Jun 17 16:06:55 2014][debug] FusionInventory Inventory task 1.0
[Tue Jun 17 16:06:55 2014][debug] --scan-homedirs missing. Don't scan user directories
[Tue Jun 17 16:07:00 2014][debug] module FusionInventory::Agent::Task::Inventory::Win32::Bios disabled because of FusionInventory::Agent::Task::Inventory::Generic:

midecode::Bios
[Tue Jun 17 16:07:00 2014][debug] module FusionInventory::Agent::Task::Inventory::Win32::Memory disabled because of FusionInventory::Agent::Task::Inventory::Generic:

midecode
[Tue Jun 17 16:07:00 2014][debug] Running FusionInventory::Agent::Task::Inventory::AccessLog
[Tue Jun 17 16:07:00 2014][debug] Running FusionInventory::Agent::Task::Inventory::Generic
[Tue Jun 17 16:07:00 2014][debug] Running FusionInventory::Agent::Task::Inventory::Generic:

midecode
[Tue Jun 17 16:07:00 2014][debug] Running FusionInventory::Agent::Task::Inventory::Generic:

midecode::Battery
[Tue Jun 17 16:07:00 2014][debug] Running FusionInventory::Agent::Task::Inventory::Generic:

midecode::Bios
[Tue Jun 17 16:07:00 2014][debug] Running FusionInventory::Agent::Task::Inventory::Generic:

midecode::Memory
[Tue Jun 17 16:07:00 2014][debug] Running FusionInventory::Agent::Task::Inventory::Generic:

midecode:

orts
[Tue Jun 17 16:07:00 2014][debug] Running FusionInventory::Agent::Task::Inventory::Generic:

midecode::Slots
[Tue Jun 17 16:07:00 2014][debug] Running FusionInventory::Agent::Task::Inventory::Generic::Screen
[Tue Jun 17 16:07:02 2014][debug] unknown field TYPE for section MONITORS
[Tue Jun 17 16:07:02 2014][debug] unknown field NAME for section MONITORS
[Tue Jun 17 16:07:02 2014][debug] Running FusionInventory::Agent::Task::Inventory::Generic::Softwares
[Tue Jun 17 16:07:02 2014][debug] Running FusionInventory::Agent::Task::Inventory::Generic::Storages
[Tue Jun 17 16:07:02 2014][debug] Running FusionInventory::Agent::Task::Inventory::Virtualization
[Tue Jun 17 16:07:02 2014][debug] Running FusionInventory::Agent::Task::Inventory::Virtualization::Vmsystem
[Tue Jun 17 16:07:02 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32
[Tue Jun 17 16:07:02 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::AntiVirus
[Tue Jun 17 16:07:02 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::CPU
[Tue Jun 17 16:07:05 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::Chassis
[Tue Jun 17 16:07:05 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::Controllers
[Tue Jun 17 16:07:09 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32:

rives
[Tue Jun 17 16:07:09 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::Environment
[Tue Jun 17 16:07:10 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::Inputs
[Tue Jun 17 16:07:10 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::License
[Tue Jun 17 16:07:12 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::Modems
[Tue Jun 17 16:07:12 2014][debug] unknown field MODEL for section MODEMS
[Tue Jun 17 16:07:13 2014][debug] unknown field TYPE for section MODEMS
[Tue Jun 17 16:07:13 2014][debug] unknown field MODEL for section MODEMS
[Tue Jun 17 16:07:13 2014][debug] unknown field TYPE for section MODEMS
[Tue Jun 17 16:07:13 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::Networks
[Tue Jun 17 16:07:15 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::OS
[Tue Jun 17 16:07:19 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32:

orts
[Tue Jun 17 16:07:19 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32:

rinters
[Tue Jun 17 16:07:19 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::Slots
[Tue Jun 17 16:07:19 2014][debug] invalid value OK for field STATUS for section SLOTS
[Tue Jun 17 16:07:19 2014][debug] invalid value OK for field STATUS for section SLOTS
[Tue Jun 17 16:07:19 2014][debug] invalid value OK for field STATUS for section SLOTS
[Tue Jun 17 16:07:19 2014][debug] invalid value OK for field STATUS for section SLOTS
[Tue Jun 17 16:07:19 2014][debug] invalid value OK for field STATUS for section SLOTS
[Tue Jun 17 16:07:19 2014][debug] invalid value OK for field STATUS for section SLOTS
[Tue Jun 17 16:07:19 2014][debug] invalid value OK for field STATUS for section SLOTS
[Tue Jun 17 16:07:19 2014][debug] invalid value OK for field STATUS for section SLOTS
[Tue Jun 17 16:07:19 2014][debug] invalid value OK for field STATUS for section SLOTS
[Tue Jun 17 16:07:19 2014][debug] invalid value OK for field STATUS for section SLOTS
[Tue Jun 17 16:07:19 2014][debug] invalid value OK for field STATUS for section SLOTS
[Tue Jun 17 16:07:19 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::Softwares
[Tue Jun 17 16:07:25 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::Sounds
[Tue Jun 17 16:07:25 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::Storages
[Tue Jun 17 16:07:29 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::USB
[Tue Jun 17 16:07:32 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::Users
[Tue Jun 17 16:07:41 2014][debug] Running FusionInventory::Agent::Task::Inventory::Win32::Videos
[Tue Jun 17 16:07:41 2014][debug] Section HARDWARE has changed since last inventory
[Tue Jun 17 16:07:41 2014][debug] Section DRIVES has changed since last inventory
[Tue Jun 17 16:07:41 2014][debug] [http client] Using Compress::Zlib for compression
[Tue Jun 17 16:07:43 2014][debug] running task NetInventory in process -1848
[Tue Jun 17 16:07:43 2014][debug] No SNMPQuery requested in the prolog
[Tue Jun 17 16:07:43 2014][info] task NetInventory execution not requested
[Tue Jun 17 16:07:49 2014][debug] running task Deploy in process -4244
[Tue Jun 17 16:07:50 2014][debug] Free space on C:\Program Files\FusionInventory-Agent\var\http..__glpi.nexilis.local_plugins_fusioninventory\deploy: 230398
[Tue Jun 17 16:07:51 2014][debug]
http://glpi.nexilis.local/plugins/fusion...3bd8ab7f07
[Tue Jun 17 16:07:51 2014][debug]
http://glpi.nexilis.local/plugins/fusion...8102a1e99f
[Tue Jun 17 16:07:53 2014][debug] reading 469a574533090f5df06c1532bf737a3a49c3bedfcc59e5f341ebee3dfa0f6463096bfadef3c69aa8b01cb80625e195505bbf99ad8a6590afb2674d3bd8ab7f07
[Tue Jun 17 16:07:53 2014][debug] reading 3c64e7eb6aa5b0926bc33ab400a31f22c9f54f117ad9cb1002d5ed11b20067389c032c3880696666cc6a9ceb94c771755908f571d6f1b6b75501cb8102a1e99f
[Tue Jun 17 16:07:53 2014][debug] Directory C:\DEPLOY already exists
[Tue Jun 17 16:08:00 2014][debug]
[Tue Jun 17 16:08:00 2014][debug] C:\Program Files\FusionInventory-Agent\perl\bin>cd "C:\Program Files\FusionInventory-Agent\var\http..__glpi.nexilis.local_plugins_fusioninventory\deploy\workdir\53a04b7d87300"
[Tue Jun 17 16:08:00 2014][debug]
[Tue Jun 17 16:08:00 2014][debug] C:\Program Files\FusionInventory-Agent\var\http..__glpi.nexilis.local_plugins_fusioninventory\deploy\workdir\53a04b7d87300>cscript.exe C:\DEPLOY\Master-Teamviewer-v1.2.vbs
[Tue Jun 17 16:08:00 2014][debug] Microsoft ® Windows Script Host Version 5.8
[Tue Jun 17 16:08:00 2014][debug] Copyright © Microsoft Corporation 1996-2001. Tous droits r‚serv‚s.
[Tue Jun 17 16:08:00 2014][debug]
[Tue Jun 17 16:08:00 2014][debug]
[Tue Jun 17 16:08:00 2014][debug] C:\Program Files\FusionInventory-Agent\var\http..__glpi.nexilis.local_plugins_fusioninventory\deploy\workdir\53a04b7d87300>exit 0
[Tue Jun 17 16:08:00 2014][debug] --------------------------------
[Tue Jun 17 16:08:00 2014][debug] exit status: `0'
[Tue Jun 17 16:08:00 2014][debug] exit status is ok: 0
[Tue Jun 17 16:08:00 2014][debug] exitStatus: 0
[Tue Jun 17 16:08:00 2014][debug] Free space on C:\Program Files\FusionInventory-Agent\var\http..__glpi.nexilis.local_plugins_fusioninventory\deploy: 230397
[Tue Jun 17 16:08:01 2014][debug] running task NetDiscovery in process -5176
[Tue Jun 17 16:08:01 2014][debug] No NetDiscovery requested in the prolog
[Tue Jun 17 16:08:01 2014][info] task NetDiscovery execution not requested
[Tue Jun 17 16:08:07 2014][debug] running task WakeOnLan in process -4412
[Tue Jun 17 16:08:07 2014][debug] No WakeOnLan requested in the prolog
[Tue Jun 17 16:08:07 2014][info] task WakeOnLan execution not requested
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Merci encore ;-)
--
GLPI v0.84.3
Plugin Fusioninventory v0.84+2.0
Agent fusioninventory v2.3.4
OS serveur : Windows 2008 R2 - Zend Server
OS client : Windows 7 Pro 32/64 bits