Hi Geraldo,

you could also try this setting:

HKLM\System\CurrentControlSet\Services\LanmanServer\Parameters

set SharingViolationRetries REG_DWORD 0

>Hi,
>
>In the server, key
>HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\MRXSmb\Parameters\
>
>I set OplocksDisabled to 0 and restart the server, but it don't provide the solution.
>
>If I run the application inside VFP(Do MyApp.exe) it get few net work resources and performance is good.
>
>If I run the application out side VFP(just click on MyApp.exe in Windows Explorer) it get many net work resources and performance is decrease user by user.
>
>
>
>
>>First, disable opportunistic locking on the server. See mskb #296264 on how to do that.
>>Second, make sure that anti-viruses on server and workstation do not check VFP files (.DBF, .CDX, .FPT).
>>
>>>
>>>
>>>Server: Windows Server 2003
>>>Client: Widnows XP
>>>Application: Visual FoxPro9 SP1
>>>
>>>Where are one user the performance is good.
>>>
>>>Where another users open the application, the performance decreases very user by user.