Ask Ubuntu is a question and answer site for Ubuntu users and developers. Join them; it only takes a minute:

Sign up
Here's how it works:
  1. Anybody can ask a question
  2. Anybody can answer
  3. The best answers are voted up and rise to the top

I'm trying to install Qt Creator IDE version 2.4.1 with repository but there is Qt Creator IDE version 2.2.1, I searched but didn't find repository to download qt. just found the offline QT Creator Installer from site of Nokia .

should i download the offline installer ?

share|improve this question
It's in ppa: ... possible duplicate… – RobotHumans Mar 12 '12 at 12:08
i add the repository but there isn't any upgrades !!! – hamed Mar 12 '12 at 12:19
it's in ppa for precise. judging from the history, they're not planning on pushing it back to 11.x – RobotHumans Mar 12 '12 at 12:20
ok,i got this error while updating repositories failed to fetch‌​ources 404 Not Found what should i write exactly in terminal ? – hamed Mar 12 '12 at 12:26
up vote 1 down vote accepted

It's in ppa for precise. Either switch to precise when it goes stable April 26th or use the binary installer.

Wait for April 26th.
Use beta(but then you can't ask questions here...)

Use the binary installer for your architecture from here. The procedure is documented here which is the page you get when you click Offline installer on the previous.

"On Linux/Unix, you need to make the file executable in order to run it. You can either do this with your desktop's file manager or, at the command line, type:"

chmod u+x

You should now be able to execute the file as normal. You can do this from the command line by typing:

share|improve this answer

Your Answer


By posting your answer, you agree to the privacy policy and terms of service.

Not the answer you're looking for? Browse other questions tagged or ask your own question.