#include<QDialog> file not found or does not exist error occurs how to handle
Unsolved
General and Desktop
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while compiling i am getting this error file not found or does not exist actually i am opening one old project in my Qt version 5.5 how to solve this issue plz help
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Hi and welcome to devnet,
Any chances that you are missing
QT += widgets
in your .pro file ? -
@C-K-Senthil-kumar
Do you havegreaterThan(QT_MAJOR_VERSION, 4): QT += widgets
in your pro file?