Questions tagged [qt-creator]

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.

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3 answers
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Gtk-Message: Failed to load module "overlay-scrollbar" Ubuntu 17.10

I run application in reinstalled Qt Creator 3.5.1 (opensource) Based on Qt 5.5.1 (GCC 4.9.1 20140922 (Red Hat 4.9.1-10), 32 bit) And the building is successful. But also there are warnings: Gtk-...
zSakhalin's user avatar
  • 101
3 votes
1 answer
1k views

Qtcreator freezes after few minutes of use

I just installed Qt 4.1.0 Based on Qt 5.7.0 (GCC 4.9.1 20140922 (Red Hat 4.9.1-10), 64 bit) And every time I run it after a few minutes of use it freezes. I have Ubuntu 16.04.1 LTS, on a laptop (...
elichai2's user avatar
  • 681
3 votes
2 answers
17k views

How to install qt 4.8 from repository?

How to install qt 4.8 and QtCreator from repository ?
Denis's user avatar
  • 31
0 votes
2 answers
4k views

How to get KDE4 for building a project in Ubuntu 12.04?

There is a command find_package(KDE4 REQUIRED) in the CMakeLists.txt file from the question How to make a project of Krusader. My attempts to build the project in the Qt Creator result in a message ...
Tomáš Pečený's user avatar
20 votes
5 answers
35k 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 ...
Nick Lehmann's user avatar
12 votes
3 answers
6k views

Qt Quick UI templates missing from Qt Creator's New File or Project dialog

After following the getting started guide on the Go mobile page, everything seems just fine. All the Ubuntu specific stuff is there, but when I try to create a new project using the Qt Quick 2 UI ...
Gjermund Bjaanes's user avatar
8 votes
3 answers
41k 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 ...
Rizky Luthfianto's user avatar
7 votes
3 answers
46k views

Where does apt-get install libqt4?

I've been searching for literally hours and I cannot figure out where for the life of me libqt4 is installed by apt-get. I installed: libqt4-dev libqt4-core libqt4-gui libqt4-xml libqt4-opengl Next,...
dusktreader's user avatar
6 votes
0 answers
2k views

Multiple Windows at QtCreator startup [closed]

I'm using QtCreator for a while. No problems everything worked fine. But, when I started some hours before it opens with multiple windows named QtCreator along with one main QtCreator window. Others ...
Gowtham's user avatar
  • 645
5 votes
1 answer
4k views

libdb4.8++ is no longer available

I'm trying to use QT-Creator to build a program and I get the message that libdb4.8++ is needed and is not available. I've tried to use libdb5.1 and libdb4.8 but it still asks for libdb4.8++ I'm ...
Colin's user avatar
  • 91
4 votes
2 answers
4k views

How to create a Debian source package with Qt Creator?

What do I need to do to get a package that I can submit to the Ubuntu Software Center?
c76c3r8c42b347r8's user avatar
3 votes
1 answer
2k views

Problem with QtCreator after update

I installed the ubuntu-sdk 2 days back on my machine (12.04) and the Qt version that is installed is 5.0.2. Everything was working perfectly, but today there were some updates from the ubuntu-sdk-team,...
Projjol's user avatar
  • 1,100
3 votes
3 answers
16k views

Qt Creator won't recognize any Qt version

I've just installed Qt Creator from the Ubuntu Software Center. When I try to open any project other than a Qt Quick project I get following error message: No valid qt versions found. Please add ...
Octavian Helm's user avatar
2 votes
0 answers
2k views

Mobile app development: "No qmlviewer installed" when trying to access Qt 5 in Qt Creator

As we all know, trying to force Qt Creator to use qmlscene instead of qmlviewer is like trying to force Eclipse, after already having installed JDT, to use CDT instead. Googling "No qmlviewer ...
realkstrawn93's user avatar
2 votes
2 answers
4k 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 ...
Letholdrus's user avatar
2 votes
2 answers
2k views

QML app with C++ plugin (cmake) adding resource file

How to add qrc file to "QML app with C++ plugin (cmake)" project ? I can't find a working instruction. I found only one thing, add this to CMakeLists.txt: qt5_add_resources(RESOURCES modules/...
leouss4dev's user avatar
1 vote
1 answer
223 views

How to import Qt app into Quickly on 10.04?

How to import my Qt app into Quickly? The goal of this is to package my Qt app using Quickly.
Alen's user avatar
  • 1,803
0 votes
2 answers
12k 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 /usr/lib/...
DolDurma's user avatar
  • 310
0 votes
2 answers
982 views

After upgrading Qt, Ubuntu still uses the old version

On my Ubuntu machine, I have a version of Qt installed. This was installed a while ago, and I cannot remember how I installed it. But if I run apt list --installed from the command line, there are ...
Karnivaurus's user avatar
  • 1,024