ERROR: libQtZint.a no such file on directory

[DevBCW]

Hi,,
I already downloaded libQtZint.a and copy it to the directory, please see below:
Demo\build\5.3.0\win32\debug\lib
But.. I can't compile and built the demo, I get the same error, please see below:
error: Demo\build\5.3.0\win32\debug\lib\libQtZint.a: No such file or directory

Can anyone help me?
Thank you

[Subst]

What version of LM you try to use?
Are you build it from source or download binary?

What settings of project you try to build? Debug? Release?