Can not load application library "LightApp.dll"

I built Shaper in Windows 10,got this error:

Can not load application library “LightApp.dll”

But the “LightApp.dll” is in the suitexe.exe folder.

I had same issue, but solved by following fix:

shapergui_app.cpp

Original:

	QString lightappconfig_val(QString("%1:%2")
		.arg(QDir::toNativeSeparators(QString("%1/share/salome/resources/gui").arg(gui_root_dir)))
		.arg(QDir::toNativeSeparators(QString("%1/share/salome/resources/shaper")
			.arg(shaper_root_dir))));

Fixed:

	QString lightappconfig_val(QString("%1;%2") // COLON to SEMICOLON
		.arg(QDir::toNativeSeparators(QString("%1/share/salome/resources/gui").arg(gui_root_dir)))
		.arg(QDir::toNativeSeparators(QString("%1/share/salome/resources/shaper")
			.arg(shaper_root_dir))));