Error: Sys.WebForms.PageRequestManagerServerErrorException in asp.net - asp.net

I have an AJAX TabContainer in update panel which have menus. when I try to switch those menus it never switch the menu stays on same page.
Following error caught by javascript.
How to find exact error line number. It wont allow me to debug too..!
Please help!
Help appreciated!

Use IE developer tools (Open IE and hit F12).
Make sure to select the Debugger tab in the developer tools window.

Related

Flicker on Postback in Chrome Browser

In this web application,there is a huge flicker on postback when accessed in Chrome browser. However, it does not happen in IE and Firefox.
What can be the possible cause?
Here is the video that shows flicker in Chrome and here is the video that shows smooth navigation in Firefox.
Any help will be highly appreciated.
ps: this web application uses Telerik controls.
Thanks
Just try this
switch off 'Hardware acceleration' from the Advanced Settings > System
options
This might solve your issue. This issue was raised as a bug in Chromium project earlier.
Also try to see the console if any errors are coming up.
I know that this is not a specific answer but hope this helps you.

RadlistBox fails in google chrome

I have radlistbox in pop-up which is causing a run-time Error "System.FormatException: Input string was not in a correct format error is thrown." .when the same pop-up is been opened in IE or FireFox it works properly without any error or interruptions.Please Provide solution to this problem.
HTML and JavaScript and the way they work differ from browser to browser, so you need to post the code that causes the problem so someone can help you. For example, Chrome provides float numbers for dimensions and positions when zoomed, so this may be the cause. This broke some controls that store such numbers in the client state. This page offers workarounds and the easier way to get a fix is to upgrade your Telerik controls version http://feedback.telerik.com/Project/108/Feedback/Details/144661-fix-system-formatexception-input-string-was-not-in-a-correct-format-thrown-o
Due to Anti-virus the pop-up was acting weird.After Disabling the anti-virus it worked fine.

turn off debug mode in Chrome developer tools

I'm a mid level website designer and manager for clients sites and I know just enough HTML/CSS to be dangerous. I use the Chrome developer tools to see where I can make CSS changes primarily.
Now for some reason, the debugging tool pauses no matter what I do. I've turned off the pause button, but it makes no difference. Has anyone else had this issue? Do I have a virus or something?
I'm trying to make CSS changes to a Wordpress login page and I can't even get it to react to my changes so I can see what I like.
Thanks in advance for any help. Here is my ugly login page that I need to fix:
http://tracoutdoor.com/wp-login.php
It sounds like your debugger may be set to break on exceptions automatically. If you open the dev tools and click the Sources tab and look at the right hand menu, ensure both the Breakpoints and Exceptions icons are greyed out (not blue) like below:
Also ensure there are no breakpoints set in the Breakpoints section.

Control is missing from asp.net page but I can see that on page source

This issue is really killing me.
I have a page and it has many controls but one control named "Sharepoint:InputFormCustomValidator" is not showing on the page. I can see the control if i do page source but not on the screen. I tried on IE and Chrome and I cant even see that in developer toolbar. Nothing is there on console for developer toolbar as well.
I also checked fiddler to see if something is breaking (404 error) but i don't see anything is breaking.

Breakpoint inside asp.net's __doPostBack method?

What's the best way to put the "debugger;" statement inside the __doPostBack method or a way to step in the method?
__doPastBack is still javascript running in the browser.
While it's possible to debug javascript using visual studio and IE, if you want to set a break point you need to be able to open the javascript in visual studio. You can' do that for __doPostBack because it's generated by the compiler.
However, if you view the page in firefox you can use the firebug extension to set break points in the browser after the page loads.
You can manually attach to the iexplore.exe process as Script debugger and set the breakpoint accordingly on generated page. Or you could break into debugger anytime by selecting the option from menu if you had enabled script debugging in advanced tab in Internet options
In IE you can go to internet settings -> advanced -> and uncheck the "Disable Javascript debugging" boxes. This will allow you to put a breakpoint in the JS code.
It really is just a lot easier to use FireBug inside of FireFox and you don't have to go through a lot of nonsense.
Another option for JS debugging and FireFox (which I use a lot) is to use venkman. You can get it as FF extension right here.

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