1232225 - Can't Take Big Pages Screenshot Using Developer Toolbar `Screenshot --fullpage` Command

Status: RESOLVED DUPLICATE of bug 766661

(DevTools Graveyard :: Graphic Commandline and Toolbar, defect)

Description

[Mostafa.S]

Attachment: Take-screenshot.png

User Agent: Mozilla/5.0 (Windows NT 6.1; rv:42.0) Gecko/20100101 Firefox/42.0
Build ID: 20151029151421

Steps to reproduce:

Take screen shot of page : `http://code.tutsplus.com/tutorials/a-guide-to-the-wordpress-http-api-payments-with-paypal--wp-25137`

with developer toolbar using command `screenshot --fullpage 1.png`


Actual results:

Nothings Happen ...no screenshot make...instead of screenshot preview ...just small black box appear ( see attachment )

Comment 1

[Mostafa.S]

I use `screenshot --fullpage 1.png` to get screenshot of page , but nothings happen, also get screenshot of `google.com` and some other sites and it's ok... 
I think problem is big page size?!?or ...??

Comment 2

[YF (Yang)]

WFM on Fx43 Win10. dupe of bug 766661?

Comment 3

[Mostafa.S]

Now..I not familiar with fixing bugs..
Is there any user guide for new users for fixing bugs.

I am a PHP Programmer, and Knowing JavaScript.

Thanks

Comment 4

[YF (Yang)]

(In reply to Mostafa.S from comment #3)
> Now..I not familiar with fixing bugs..
> Is there any user guide for new users for fixing bugs.
> 
> I am a PHP Programmer, and Knowing JavaScript.
> 
> Thanks

https://developer.mozilla.org/en-US/docs/Mozilla/Developer_guide