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

Posted on 2009-12-16
Last Modified: 2013-11-07
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..
Question by:dinudany
    LVL 22

    Expert Comment

    Have you used sessions in your web application?
    If yes, please check for session expiration.

    Also handle 400 error in application.
    LVL 2

    Author Comment


    yes, session is used in my application, but this error is occurring all the sudden and random..
    i checked the link and did at per that, but still i get same king of error in few pages....
    LVL 22

    Expert Comment

    Hi dinudany,

    Have you checked these links:

    Try these solutions, your problem will get solved.
    Also let me know that are you using AJAX in your application or not ?
    LVL 2

    Author Comment

    hi mroonal:

    the solution is not explanatory, what is "HELMWEBUSERS", i don't get any thing from that...

    no AJAX in not used in this application...
    LVL 3

    Expert Comment

    by:Rupesh P

    Can you please check the link mentions a similar problem. Will it help you?
    LVL 2

    Expert Comment


    is this happen in dfferent browsers?
    LVL 2

    Accepted Solution


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

    but i found this....

    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...

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