Session value lost

[sarvesh kumar]

Hi friend,
i am working in Asp.net 4.0,C#,IIS 7.0 and OS- windows 7 or window
server 2008 R2.
My application lost session value frequently,even i am working on the
page.

Following error log is generated in windows Log.

Error Log
1. Event code:1001
Application is starting .
2. An account was successfully logged on.



Subject:

Security ID: SYSTEM

Account Name: CARLTON4$

Account Domain: WORKGROUP

Logon ID: 0x3e7



Logon Type: 5



New Logon:

Security ID: SYSTEM

Account Name: SYSTEM

Account Domain: NT AUTHORITY

Logon ID: 0x3e7

Logon GUID:
{00000000-0000-0000-0000-000000000000}



Process Information:

Process ID: 0x284

Process Name: C:\Windows
\System32\services.exe



Network Information:

Workstation Name:

Source Network Address: -

Source Port: -



Detailed Authentication Information:

Logon Process: Advapi

Authentication Package: Negotiate

Transited Services: -

Package Name (NTLM only): -

Key Length: 0



This event is generated when a logon session is created. It is
generated on the computer that was accessed.



The subject fields indicate the account on the local system which
requested the logon. This is most commonly a service such as the
Server service, or a local process such as Winlogon.exe or
Services.exe.



The logon type field indicates the kind of logon that occurred. The
most common types are 2 (interactive) and 3 (network).



The New Logon fields indicate the account for whom the new logon was
created, i.e. the account that was logged on.



The network fields indicate where a remote logon request originated.
Workstation name is not always available and may be left blank in some
cases.



The authentication information fields provide detailed information
about this specific logon request.

- Logon GUID is a unique identifier that can be used
to correlate this event with a KDC event.

- Transited services indicate which intermediate
services have participated in this logon request.

- Package name indicates which sub-protocol was used
among the NTLM protocols.

- Key length indicates the length of the generated
session key. This will be 0 if no session key was requested.