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've Qt SDK which is an offline installer. According to the instructions given for installation, first I have to

chmod u+x



But when I do ./, it's saying you don't have permission.

share|improve this question

For problem 1

Step1: copy the file to the Desktop or home folder(This is because if the File is on an external drive you have to mount that with execution properties which is not done on Ubuntu by default)

Step2: right click on the file and chose properties ,and check the allow the file to execute button.close

enter image description here

step3:Double click on the program


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.