Full error message


/MyFolder/main.cpp:1: error: QCanvas: No such file or directory

Cause

Operating system: Ubuntu 10.04 LTS Lucid Lynx

IDE: Qt Creator 2.0.0

Project type: Console Application

Compiler: G++ 4.4.1

Libraries used:

Qt: version 4.7.0 (32 bit)

Qt project file


#-------------------------------------------------

#

# Project created by QtCreator 2010-07-26T10:46:45

#

#-------------------------------------------------

QT       += core

QT       -= gui

TARGET = CppCompileErrorQCanvasNoSuchFileOrDirectory

CONFIG   += console

CONFIG   -= app_bundle

TEMPLATE = app

SOURCES += main.cpp

Source code


#include <QCanvas>



int main()

{



}

Download the Qt Creator project 'CppCompileErrorQCanvasNoSuchFileOrDirectory' with this error (zip)

Solution

As far as I can understand, QCanvas is a Qt3 class that is obsolete in Qt Creator 2.0.0.

The code below, although #including the proper header file, will give the compile error ':: error: collect2: ld returned 1 exit status'.


#include <qt3/qcanvas.h>



int main()

{



}

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(C++) QCanvas: No such file or directory

Full error message

Cause

Qt project file

Source code

Solution