Failed to openrowset

Hi All,

I have 2 machine with windows xp (sp2) at the remote site connection via VPN.

On one machine my report is working fine but on the another machine it shows the following error the for same report.

But there are other reports which are working fine on both the machine. Only one report which working on one machine but not working on other.

it shows the erorr like

Failed to open a rowset
Details : ADO Error code : 0x
source : Microsort ole db provider for sql server
Description :[dbnetlib] connectionread(redv()). general network error. check your network documention
sql state : 08S01
Native error:
Failed to open a rowset
Error in file c:\doucments~1\Admin~1locals~1\Temp\Temp_bignumber..rpt
failed top open a rowset

Please help
Thanks
Ajay