Qt5.9.2 initial import using msvc2017_ 64 record of problems encountered by compiler

1、 If the project uses some libraries, the project can only use MSVC Compiler instead of MinGW compiler , At this time, the compiler will report Unknown debugger type ‘No engine’ . If the computer is installed vs Development software , You need to find it in the program and function  

Right click one above , Select change ：

choice Change,Next：

Check on Debugging Tools for Windows, And then choose Change When the installation is finished .

And then from Qt Build - Options - Build and run -Debuggers Click on the Add：

  After success, click build suite (Kit), Configure it to , Choose Desktop Qt 5.9.2 MSVC2017 64bit（ It seems that there was a yellow exclamation mark before the configuration ）, The debugger selects the one just configured ：

 Apply after , The abnormal icon disappears , Just show the computer icon ：

  Then compile it .

2、 The lack of dll The problem of , project .pro Added in .lib and .h as follows , But did not join .dll, After compilation , Failure report during operation dll, Need to correspond to dll Add environment variables to the directory of , Or put it in the same level directory of the executable program

3、 Compile the generated executable program .exe, If there is no shortage dll Report such a problem in the case of ：

May be dll Pollution ,path Add this path to , And put it in the front position ：

  This is because msvc2017_64 and mingw53_32 All have the same name dll, If you use such dll You need to find the corresponding file , If you find the wrong place, you will get the wrong return .

4 It can be compiled and generated normally , however debug、release Debugging error ：

Possible causes and solutions ：

1 、 Confirm that the above configuration is correct （ Compilers and debuggers are X86/X64）

2、 Open the project generated exe file , perform ; It will prompt the missing dll file ; Can be added to

3、 Permission problems

      terms of settlement ：QTCreator Run... With administrator privileges

There is no shortage of projects I import from others dll Under the circumstances , Still report this problem , Last QTCreator After running with administrator privileges, you can compile ... I don't know why ...