asp.net - .net session timeout application - object reference not found -
good day
my first post on here weird , first time issue ever using our diagnostics tool have tool hp called - hp diagnostics monitors either java/.net based application servers down code level , break down server requests etc identify issues.
our customer runs asp.net 3.5/4 application iis 6/7
we instrumenting application our diagnostics agent information on application server requests etc identify issues.
now problem when start our tool, after close hour application starts have session problems. getting errors e.g - object reference not found - application user not valid user
seems causing havoc application sessions
we not application other monitor it.
the application in house built , getting information developers scarce
do guys know can investigate see causing these type of errors application iis asp.net
any appreciated
mario
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