Questions tagged [qmake]

18 questions
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How to install qmake? Ubuntu x64 17.04

I want to compile keepassx 0.4. It says I need qmake. I enter apt-get install qmake and nothing happens. Also I did sudo apt-get install build-essential cmake qtbase5-dev libqt5x11extras5-dev qttools5-dev qttools5-dev-tools libgcrypt20-dev…
mevsme
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1 answer

How build against qt 5.3.1?

Trying to build qt-creator v3.2.2 from source on Ubuntu 14.10. Fails. Qmake can't find qt5.3.1 $ qmake -r ... Project WARNING: QmlDesigner plugin has been disabled. Project WARNING: This plugin requires Qt 5.3.1 or newer. ... Project ERROR: Unknown…
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1 answer

Ubuntu 22.04 with Qt6 - qmake: could not find a Qt installation of ''

In Ubuntu 22.04 after installing Qt6 using sudo apt install qt6-base-dev calling qmake results in an error message: qmake: could not find a Qt installation of '' It is however possible to call/run qmake6. How to make qmake work and point it to…
d99kris
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1 answer

qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found. in ubuntu 20.04

How should I solve this problem in Ubuntu 20.04? Invalid MIT-MAGIC-COOKIE-1 keyqt.qpa.xcb: could not connect to display :0 qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found. This application failed to start…
Mona Jalal
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2
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1 answer

Use g++-4.8 with Qt

I am trying to compile a Qt project that uses the "override" keyword, and thus needs GCC 4.8. I have installed GCC 4.8 on my Ubuntu 12.04 machine already, and it lives in /usr/bin as gcc-4.8 and g++-4.8. I have added a compiler in the Qt Creator…
Aaron Campbell
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1 answer

Project ERROR: Unknown module(s) in QT: script

So I've recently done a (fresh) installation of Ubuntu 20.04 LTS and I'm trying to install IBOview, which I had working on 18.04 LTS. As it describes in the README, and as I successfully did before, I tried to compile it with qmake-qt4 -o Makefile…
Isaac Leach
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3 answers

Project ERROR: Unknown module(s) in QT: positioning

I have error Project ERROR: Unknown module(s) in QT: positioning when I'm trying to build QT5 dependent project with qmake, I suspect that problem can be in old QT4 installation that was installed before. qmake -version QMake version 3.0 Using Qt…
mrgloom
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How do I set the default qt to 5.0 or later?

I installed the latest version of qt in order to install eric6. Another dependency is pyqt. When I run python configure.py I get the following error: qmake: could not exec '/usr/lib/i386-linux-gnu/qt4/bin/qmake': No such file or directory Error:…
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Shared libraries in phone apps

I am trying to port this (https://github.com/jobe-m/ownkeepass) keepass app to Ubuntu Phone. I am just at the beginning an want to include the needed libraries and plugins. I didn't write a UI yet. My current problem is that gcrypt.h is not found by…
moritz-weber
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Problem using qmake with Qt3Support

I am using Ubuntu 14.04.2 LTS on an x86_64 cpu. I try to create a Makefile using qmake with the flag QT += Qt3Support, but I get the answer "Project ERROR: Unknown module(s) in QT: Qt3Support" I tried to uninstall and reinstall the package…
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1 answer

How to run qmake files?

I'm new to Linux and have just started using Ubuntu. I'm trying to install QtScript Generator. Here is what it's README says: Step 1: Build the generator: cd path/to/this/project/generator, qmake && make Done. Step 2: Run the generator (without…
Girish
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1 answer

How to install qmake compiler on Ubuntu

I've been trying to compile VNote but couldn't figure out or find any proper way to install qmake. How can I install it with latest version?
yarkin
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Newbie: How to use QMAKE to compile and install FaustLive on Ubuntu Studio 20.04? Can't create Makefile with qmake w/ linux-g++

FaustLive is an open source prototyping environment for Faust (open source, compiled audio programming language). Here is FaustLive's GitHub: https://github.com/grame-cncm/faustlive After successfully compiling and installing Faust through the…
CPLTarun
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1 answer

QtWidget couldnt be configured for installation after running configure.py of PyQt5.5.1 source

I am triyng to install PyQt5 on xubuntu 14.04 but after the procedure completes successfully there is no QWidgets.so file in directory "/usr/lib/python3/dist-packages/PyQt5/" as well as other Qt*.so files... there is only few ones such as QtDBus.so …
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2 answers

:-1: error: The Qt version is invalid: qmake does not exist or is not executable

When I do deploy to Ubuntu device debug I get the following message :-1: error: The Qt version is invalid: qmake does not exist or is not executable
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