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Firefox Debugger Breakpoint Not Working


after you've hit your breakpoint and are stepping through code). Not the answer you're looking for? Executable lines are marked Firebug's Script panel is using green color for a line number if the related line is executable. Thank you for writing about this. this contact form

Stack traces unstacked When the debugger is paused, Firebug shows you the call stack, which is the set of nested function calls that are currently running and waiting to return. the external script file appears but firebug doesn't "see" it. Also you can get that info by hovering variables and functions within the Script panel. should be very helpful.

Firefox Debugger Breakpoint Not Working

As you type in these expressions, don't forget that you can use the tab key to autocomplete the properties of objects. Break notifications The debugger can halt JavaScript execution for many reasons. Cheers Artem Russakovskii Maciek, I already mention that IE and Chrome support it too, both in the title and in the post content. If you are not using the Net tab, make sure it is disabled, that will kill firebug after awhile.

In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter By subscribing, you agree to the privacy policy and terms Previous examples of large scale protests after Presidential elections in US? The debugger built into IE8 & Visual Studio will also work with the debugger keyword. Join them; it only takes a minute: Sign up why does firebug debugging sometimes work and sometimes not?

Browse other questions tagged javascript firefox extjs firebug or ask your own question. posted 3 years ago Rob Crowther wrote:You won't be able to step into it because Ajax requests happen asynchronously. more hot questions question feed default about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation It hits breakpoints ("debugger") without a problem and stops all other JavaScript code on the page from executing.

Performance measuring[edit] There is an integrated Profiler, which allows measuring the performance of the functions inside the code and gives detailed information about the timing. Perhaps related to KIT-Inwi's answer... I break for errors You don't always choose to use the debugger. Did I cheat?

Firefox Breakpoint Not Working

Also, I try to avoid having multiple tabs open with firebug active, as it seems to get confused. Are you definitely getting a successful Ajax request (check the network tab)? Firefox Debugger Breakpoint Not Working I can step through every line of the Ajax code until it gets to the success portion and then it skips to the end. Firefox Debugger Not Working It is not only FireFox, it is same for Chrome.

Join them; it only takes a minute: Sign up Firebug debugger not working up vote 0 down vote favorite 1 In a JS file I plan to set up breakpoints that weblink I'm used to using a debugger in every language I deal with, so using Firebug is a no brainer. decompile eval, which does not make sense with static, 3. Very small transformer powering a microwave oven How can home electrical outlets be converted into (ethernet) network medium? Chrome Javascript Debugger

Early vs Earlier Build me a brick wall! For complex dynamic javascript debugging  I've been using a tool called splinetech javascript debugger for years now. Not only the Script panel allows setting breakpoints, but also several other panels like e.g. navigate here this will help me next time I am working with dynamic JS again..

If you opened firebug before loading and you still see problems, then the most likely fix is to install Firebug in a new Firefox profile. I can't tell you how many times I've been tripped up because of that. Steven Holt Excellent article.

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You just have to open it before you refresh the page (Ctrl-Shift-J, then the Scripts tab). Can Newton's laws of motion be proved (mathematically or analytically) or they are just axioms? I'm not sure how you'd resolve it with dynamic content that changes each time, but I fixed it by removing the random lines so the line with the breakpoint was the Watch expressions While debugging, you often want to see the value of complex expressions or objects that are buried in the DOM.

Hope that helps. Find scripts easily Many web applications are comprised of quite a number of files, and finding the one you want to debug can be a chore. up vote 7 down vote favorite 2 I want to debug a javascript file that is embedded in the HEAD element. but it doesn't work nor in IE, Firefox and Chrome.

Disabled HttpWatch and everything was fine again. How many seconds are a meter in the 4th dimension? Debugging JavaScript in VS just works. Even setting additional breakpoints within the success function doesn't work.

You can also choose to step execution for more than one line. Firebug also allows to properly configure arguments such as line number, url, etc. You can also use the Stack Side Panel to inspect the different stack frames. Currently you can create these types of breakpoints: Type Panel Description Script Breakpoints Script Panel Trigger when the line inside the Script is reached Error Breakpoints Console Panel Trigger on a

It only seems to work when i trigger "Break on all errors" AND "debugger statement" together, but even then its onl 3/50 tries. It may have something to do with being on a Mac, as I'm pretty sure their Mac support is still lagging behind Windows. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Artem loves commenting on other people's blogs and reading comments on his own, so go ahead and leave one.

share|improve this answer answered May 29 '09 at 4:01 tryanything I'm using FF 3.0.8, and that call gives me an 'undefined error' as well. –ProfK May 29 '09 at Stepping to the next stack frame will show you all the information related to that frame inside the Watch Side Panel. The Problem With Dynamic JavaScript However, what if the JavaScript file where you need to set breakpoints is not static but instead dynamic (generated on the fly). Step debugging[edit] As soon as the script execution is halted inside your code, you get detailed information about the current status via the Watch and Stack Side Panel and within the

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