Question : [http error 400 - request is badly formed] appears randomly in .net application

hi experts,

[http error 400 - request is badly formed]  this error occurs randomly in my web application, this error is not regular,

Please help or suggest..

Answer : [http error 400 - request is badly formed] appears randomly in .net application

rupeshIndia:

i don't get any dispute conclusion from the above link...

but i found this....
http://www.checkupdown.com/status/E400.html

here the post says the key reasons are because of client system... so i am confused..
Experts please help me... am i right or is their any thing setting problem in IIS, but i have not changed in my code nor in the IIS for last few months, all the sudden this error occurs.  Only thing what I have changed is that I have included the default redirect setting in the customer error in the web config of the application...