Qt Creator is a cross-platform integrated development environment (IDE) using the Qt Framework. Questions about how to use the tool to develop your applications, installation issues.

learn more… | top users | synonyms

0
votes
2answers
318 views

Qt Creator menu bar is missing on Lubuntu 15.10

I've just installed Qt 5.5.1 on Lunbuntu 15.10. The main menu bar of Qt Creator is invisible, but I can click it. How do I fix this?
5
votes
2answers
11k views

Ubuntu 14.04 QtCreator Qt5 examples missing

After upgrading to Ubuntu 14.04 I removed the official qtcreator in order to install the modified version from the software center because I'd like to try the SDK. Fortunately, the docs are now ...
0
votes
0answers
9 views

module “QtQuick” is not installed

I installed QTCreator through the software center on Ubuntu 14.04. Compilation of a simple program fails with "module "QtQuick" is not installed". As far as I can tell, it should work.
0
votes
1answer
69 views

QT Creator cannot start ubuntu apps on ubuntu 16.04

If i create a new project with QT Creator (Ubuntu 16.04) QML App with C++ plugin (cmake) Framework: ubuntu-sdk-15.04.4-qml Desktop Unix-Generator (Desktop) ( CMake works without problems ) I start ...
0
votes
1answer
29 views

How to upgrade or downgrade QtCreator?

I am trying to avoid this nasty bug in QtCreator 3.5.1. https://bugreports.qt.io/browse/QTCREATORBUG-15291 I am quite sure that it is not present either in QtCreator 3.6.1 or in QtCreator 3.4.2. ...
0
votes
1answer
53 views

How to install Qt verion 4.8.1

How can i install Qt version 4.8.1 in Kubuntu 14.04 ? I cannot find the version 4.8.1 in the official Qt site's downloads list. Kindly help me to install the exact version. Thanks
0
votes
2answers
70 views

Ubuntu IDE tries to run CMake-based ARM projects on desktop instead of device: bug or what?

I have imported CMake-based project into Ubuntu IDE. It uses plain C++ with no QML components. When I try to run it, it does not deploy to device, but runs on desktop (unsuccessfully, reporting it ...
3
votes
0answers
39 views

Unable start qt creator on ubuntu

I did install qt creator in ubuntu 14.04 using Ubuntu software center, but whenever i click on icon it just flashes but will not start, can please someone tell me the solution so that i can fix this ...
0
votes
1answer
41 views

How do i make QtCreator to stop using both gtk+2.x and gtk3

I am trying to build an opencv project in QtCreator on an ARM board ( ODROID-XU4). Its a gui application but when i try to execute the code it throws an error "GTK+ 2.x symbols detected. Using ...
2
votes
1answer
4k views

Recent Qt repository

Is there any repository for latest Qt versions (recent version is 5.0.1 while ubuntu has 4.8) ? PS I found this PPA but it tagged as [deprecated]!!!, so I'm wondering what if there is official one ...
0
votes
1answer
127 views

qtcreator 3.5.1 (Qt 5.5.1) crashes on Ubuntu 14.04, VritualBox Could not initialize GLX Aborted (core dumped)

I just installed Qt 5.5.1 on Ubuntu 14.04LTS under VirtualBox 5.0.14. I can't runt Qt Creator, after a long list of warnings at the end it prints Could not initialize GLX Aborted (core dumped) ...
1
vote
1answer
193 views

QT Creator missing help files?

I have downloaded the offline installer for Qt 5.5.1 for Linux 64-bit. Whenever QT Creator starts, an error message appears saying that the Help cannot be loaded. ...
2
votes
1answer
857 views

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 ...
1
vote
2answers
1k views

Where is the Qt Maintenance Tool?

I've installed QtCreator in Kubuntu 15.10 through apt-get and it say my computer doesn't have the required Qt Kit and can be installed through Qt Maintenance Tool. But I don't think I have Qt ...
0
votes
1answer
40 views

Command to use guake under qt creator

I want to change default terminal in QT Creator from xterm to guake. I tried some stuff like usr/bin/guake -e and usr/bin/guake -e -n --show etc but it does not work. I will appreciateany sort of help ...
1
vote
1answer
172 views

QtCreator how to install “Uncrustify” C++ Beautifer?

QtCreator (3.0.1, Ubuntu 14.04 LTS) allows the installation of C++ code Beautifier "Uncrustify", for reformatting existing code. This all looks simple from instructions ...
0
votes
2answers
959 views

Error connecting Qt Creator to Raspberry Pi using ssh

I have generated an image for the Raspberry Pi board using buildroot 2014.11, but while connecting Qt Creator via ssh to Raspberry Pi board it shows the following error: Connecting to host… SSH ...
0
votes
1answer
194 views

Ubuntu Qt 5.5.1: error Cannot find -lGL

I have developed an GUI application on Qt 5.3.1. I am using Qt Creator 3.1.2 (based on Qt 5.3.1) to build my GUI application and am able to build and deploy my application successfully. I wanted to ...
0
votes
2answers
253 views

Where (directory) to install Qt?

I am mainly a Windows user, but need to install Qt/QtC for testing purposes under Ubuntu 14. After downloading the installer (as described here: https://wiki.qt.io/Install_Qt_5_on_Ubuntu ) it wants ...
0
votes
0answers
30 views

Use Program made in qt to run on linux instead of windows

I have a program that is distributed for both Windows and Mac. Earlier I found out that it is made using qt creator. Is it possible to somehow use qt to make the program run on linux without using ...
3
votes
1answer
81 views

Application (Qt Creator) is unresponsive on launch, even after reinstalling

When I try to open Qt Creator, it loads fine but after a couple of seconds, the application window becomes unresponsive and turns gray. I can move the window around, but cannot interact with it. It ...
0
votes
1answer
27 views

launch Qt Creator without Ubuntu SDK add-ons

I want to launch Qt Creator without the additional Ubuntu SDK features. Sometimes I need them and sometimes I don't. Is this possible without uninstalling the SDK? If it is not how can you also ...
2
votes
0answers
85 views

QtCreator scrolling bug

I've already asked on the Qt forum, but apparently Ubuntu users aren't there. Steps to reproduce: Place the cursor somewhere. Scroll down with a mouse wheel so the cursor is not in sight any more. ...
1
vote
3answers
7k views

Debug Qt application on ubuntu with root permission using qt creator

It is possible to run my application with root priviliges using sudo, like this: sudo ./MyApp Is it possible to debug my Qt application using root priviliges using QtCreator? How can I do this on ...
0
votes
2answers
206 views

AppMenu of Qt Creator in GNOME Flashback

I use GNOME Flashback (Metacity) in my Ubuntu 14.04 LTS installation because of performance (it's running in VirtualBox). In this mode, the menu bar of an application is usually placed below its title ...
0
votes
0answers
147 views

Qt Creator 3.5.1 running slowly in Ubuntu 14.04

I recently installed Qt Creator 3.5.1 on Ubuntu 14.04 LTS and it freezes for several seconds every once and a while (e.g., while editing text). Is this a known problem? How can I go about debugging ...
3
votes
3answers
750 views

using ubuntu-sdk to create app with problems

I upgraded my ubuntu 14.04 to 14.10 to use the latest ubuntu-sdk. But When I created a simple UI project there is just a red wave line under the "import Ubuntu.Components.1.1". So I moved my mouse to ...
1
vote
0answers
65 views

Using qt debug symbols from ppa in qtCreator

How to make use of debug symbols in qtCreator, that are installed using ppa? I use Stephan Binner "Qt 5.5.1 for /opt Trusty" packages, including packages with -dbg postfix. Running command: ...
0
votes
0answers
40 views

Ubuntu SDK Project

I want to program a WLAN Scanner for my UBUNTU-Phone. I have to use C++. Which project do i have to create ? The Program doesnt have to talk to some kind of ports, it just uses a Textfile that i ...
0
votes
1answer
79 views

Moto G not listed by Qt Creator / adb after upgrading to 15.10

I developed happily with my Moto G on Ubuntu 15.04 a while ago. I upgraded to 15.10 and now that I tested it again Qt Creator (official 5.5 SDK) doesn't see the device anymore. Developer mode and ...
1
vote
2answers
2k views

Qt5 font rendering in Ubuntu 13.04

My fonts in general within QtCreator inside Ubuntu 13.04 looks 'ugly' when compared to how they looked in 12.10. 12.10 still used Qt4, so did something regarding the font rendering in Qt5 and the ...
0
votes
2answers
326 views

Numeric pad always enter digits

In KDE there is an option to keep number work as if it is on: . But it does not work in edit area of Qt Creator. How can I solve this problem?
0
votes
0answers
144 views

How to setup Qt to use blueZ bluetooth stack

I am running btscanner demo in Qt Creator 5.5 but the 'scan' button comes out as disabled perhaps because the bluetooth is not setup right for Qt. I am using Ubuntu 14.04 (virtual machine) and I can ...
0
votes
0answers
79 views

Missing images from Qt Creator examples

I installed in Qt creator (3.0.1 based on Qt 5.2.1) the examples by running sudo apt-get install qtbase5-examples qtbase5-doc-html The examples have been installed, but I can't see any images of ...
0
votes
1answer
99 views

Ubuntu SDK and shared.h

I'm trying to make some experiments with the Ubuntu SDK and I found a problem with the sample files. If I create a new app, I can compile and run it without problems. If I try to select one of the ...
2
votes
1answer
3k views

unable to run make during installation of kernel 3.3.6

desktop:~/Desktop/linux-3.3.6$ make xconfig make[1]: Warning: File `scripts/kconfig/.zconf.tab.o.cmd' has modification time 1.7e+04 s in the future CHECK qt * Unable to find the QT4 tool qmake. ...
0
votes
0answers
37 views

Disable openssh password for some application

I am running an application which transfer file to other PC but every time i have to enter ssh login password which i had disabled by generating a key between the two PC. I don't want to enter ...
1
vote
2answers
662 views

How to perform Qt installation

I downloaded qt-opensource-linux-x86-5.4.1.run but how to install it on ubuntu 14.04LTS? This is the output which I get: administrator@pc-7:~$ cd /home/administrator/Downloads/FlareGet/Applications ...
0
votes
2answers
6k views

Ubuntu Qmake is not an executable

I have the latest versions of qtcreator, qt5-qmake build-essential and g++ installed. In option of Build & Run and choose qmake in /usr/bin/qmake I get this error: The qmake executable ...
0
votes
0answers
84 views

Qt Creator had no menu, but Ubuntu update corrected it

Almost up to now I used Qt Creator in a normal window of my Ubuntu 12.04 2d. But then it opened so that it took up the whole screen and its menu was not visible and also the Launcher showed only by ...
4
votes
0answers
379 views

(QML) Flickable not working as supposed

So, while building an Ubuntu app I needed to use Flickable for scrolling, so now I have code of the form Page{ ... Flickable { anchors.fill: parent content.height: element1.height + ...
0
votes
0answers
68 views

Ubuntu SDK not working

I have been using the Ubuntu SDK for some time. I also have a separate QT Creator install (which is faster when developing for other platforms than Ubuntu). Today I tried opening an example project ...
0
votes
1answer
44 views

How do you get FakeVim in the Ubuntu SDK to use ~/.vim/plugin/colemak.vim?

I have a custom layout for vim, that remaps the keys to fit my colemak keyboard layout. In the ubuntu SDK, fakevim does not use the custom layout defined in ~/.vim/colemak.vim. How can get fakevim ...
1
vote
1answer
98 views

QtQuick Controls for armfh kit Ubuntu SDK (Ubuntu 15.04)

An app that I am working on compiles and runs fine on the desktop but when run from the Aquaris 4.5 Ubuntu SDK keeps throwing messages about QtQuick Controls not found. On checking the path, I found ...
0
votes
0answers
236 views

Qt Creator: Update “Generic Project” .include file after project creation

I have created a generic project in Qt Creator and it creates four files. One of the files is the ProjectName.includes which gets populated when the project is created. I am trying to find a way to ...
0
votes
1answer
263 views

Putting Qt icon on Ubuntu Desktop

How can I put a working Qt5 icon on my Desktop in Ubuntu 14.04? When I try to move it from the Launcher it just jumps back. I can not locate the executable to copy/paste the icon.
1
vote
0answers
51 views

After installing QtCreator, lightdm not turn on xubuntu 14.02

I just simply wrote sudo apt-get install qtcreator in terminal and saw how he removing xserver and some graphical packages in installation process. At the end, he install them again, but after reboot, ...
0
votes
1answer
115 views

Qt Creator fails in designer tab

Qt Creator in designer tab displays black frames. At the same time in Konsole I have the following message several times (more than 30 times): QQuickWidget cannot be used as a native child widget. ...
0
votes
1answer
61 views

Cannot detect if a MouseArea is over a GridView item

This question is not specific for the Ubuntu platform, but as I am developing an Ubuntu Touch app, I'd like to ask first here. I have a list of UbuntuShapes arranged in a GridView - generated from a ...
1
vote
0answers
139 views

Have Qt Creator execute gdb command after all libraries are loaded

I would like to setup Qt Creator debugger to ignore all boost files when stepping through my code. Just to test, I added the command: "skip file ...