O bosses help novice small white could have run but later Session has been null check code is also no problem object is not null

Graduation thesis to rejoin the bosses help me appreciate

CodePudding user response:

Open the login interface is has a text box has the code to start not I changed the browser is ok but later can't

CodePudding user response:

IIS will somehow lost session, you try to set up the server "service" Settings, open "aspnet_state" service, it is set to automatic startup mode, so it is not easy to the session is not expired,

CodePudding user response:

Open the Web. Config to find & lt; SessionState> Node content
And will be changed to the following content

CodePudding user response:

Recently prepared from small white phases of asp.net, is really a head two big

CodePudding user response:

You put the objTeacher this variable, print it out and see,