Thank you for the help, I have posted following log 
Quote:
2011-3-10	22:06:20	.NET Runtime 2.0 Error Reporting	Error	None	1000	N/A	OEM-ON75MR5N0NU	Faulting application ultidevcassinwebserver2a.exe, version 2.1.0.3, stamp 45caafc1, faulting module kernel32.dll, version 5.1.2600.5512, stamp 4802a12c, debug? 0, fault address 0x00012aeb.
2011-3-10	22:06:18	UltiDev Cassini 2.0 Service	Information	None	1	N/A	OEM-ON75MR5N0NU	"Successfully started Cassini web application [7756, ""UltiDev Cassini Web Server Explorer""]."
2011-3-10	22:06:18	UltiDev Cassini Service	Information	None	0	N/A	OEM-ON75MR5N0NU	Service started successfully.
2011-3-10	22:06:16	UltiDev Cassini Service	Information	None	0	N/A	OEM-ON75MR5N0NU	Service stopped successfully.
2011-3-10	22:06:16	UltiDev Cassini 2.0 Service	Information	None	2	N/A	OEM-ON75MR5N0NU	"Stopped Cassini web application [7756, ""UltiDev Cassini Web Server Explorer""]."
 I think maybe it requires some network components,I will try to add some network component ,and if it works I will post the result here. 
BTW, I think xpe/wes developer like to use cassini web server to replace IIS.
Best Regards.
Henry.