Issues with javascript after upgrade to 10.3.6 LTS.Need expert inputs on this.!!!!!!

[Avinash Sunkara]

1>ERROR: [/XXXs/XXX/XXX Dashboard] (4)

Execution of Javascript failed:

Type: TypeError

Message: Cannot set property 'value' of null

Stacktrace: TypeError: Cannot set property 'value' of null

at eval (eval at (http://localhost:8012/package=js:41:3346891), :30:12)

at http://localhost:8012/package=js:41:3346929

at Array.forEach ()

at Object.e [as evalCustomScripts] (http://localhost:8012/package=js:41:3346689)

at s (http://localhost:8012/package=js:41:3344881)

at y (http://localhost:8012/package=js:41:414297)

at Object.p [as success] (http://localhost:8012/package=js:41:414349)

at l (http://localhost:8012/package=js:22:39581)

at Object.fireWith [as resolveWith] (http://localhost:8012/package=js:22:40331)

at b (http://localhost:8012/package=js:22:75636)

 

2>ERROR:

I see this error message on the web player while trying to open another tab using Action Control Button(Pages and Visualization)

HTTP Status 404 - File not found

The requested URL was not found on this server.

Is there anything I have to change in the Configuration

Thanks,

SA.