QPushButton not display Button icon

Question

So i have created a window using QtDesigner and i added an icon to the QPushButton in the window (self.wlcm_registerbtn).

but after pyuic5 the file, the icon just don't want to show itself anymore knowing that the image file is in the same directory as the .ui and .py file. so this is the code part of the QpushButton generated from pyuic5 :

Feel free to mark this question as duplicate if you have already helped someone with the same issue. thank you in advance !

self.wlcm_registerbtn = QtWidgets.QPushButton(self.centralwidget)
font = QtGui.QFont()
font.setFamily("Segoe UI")
font.setWeight(50)
self.wlcm_registerbtn.setFont(font)
icon_registerbtn = QtGui.QIcon()
icon_registerbtn.addPixmap(QtGui.QPixmap("images/registericon.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
self.wlcm_registerbtn.setIcon(icon_registerbtn)
self.wlcm_registerbtn.setObjectName("wlcm_registerbtn")
self.gridLayout.addWidget(self.wlcm_registerbtn, 1, 1, 1, 1)

Answer 1

Error fixed by stating the full path of .png's. Full Path:

C:/users/pc/desktop/*pydirectory/*pngdirectory/*pngfilename.png