# Gqrx gr project

**URL:** <https://www.ruby-forum.com/t/gqrx-gr-project/232807>\
**Category:** GNU Radio\
**Created:** [October 29, 2014, 10:11am UTC](https://www.ruby-forum.com/t/gqrx-gr-project/232807 "2014-10-29T10:11:21Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![addis\_a](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/a/c4cdca/32.png) [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Post date:** [October 29, 2014, 10:11am UTC](https://www.ruby-forum.com/t/gqrx-gr-project/232807/1 "2014-10-29T10:11:21Z")

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Hello,

There is an issue for the installation of gqrx. When “qmake …” it says:

_Project MESSAGE: No prefix given. Using /usr/local_

why?

Best,

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**Author:** ![mostafa\_a](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/5e9695/32.png) [@mostafa\_a](https://www.ruby-forum.com/u/mostafa_a)\
**Post date:** [October 29, 2014, 10:13am UTC](https://www.ruby-forum.com/t/gqrx-gr-project/232807/2 "2014-10-29T10:13:44Z")

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> There is an issue for the installation of gqrx. When “qmake ..” it says:
> 
> Project MESSAGE: No prefix given. Using /usr/local
> 
> why?

??? Seriously ??? Can’t you read ???

It says you didn’t specify a prefix and it’s defaulting to /usr/local,  
how exactly is that not clear ?