Problem with LT and RT always pressed

The left and right trigger always keep pressed, this problem began when i replace(

solder and desolder) both stick, first right stick and the controller works normally but when i replace the left stick the problem began.

This video show better the problem(this is the official xbox app): https://1drv.ms/v/s!AhpypwlrW5KohIBgdkgz... as you see the lt and rt button keeps pressed but the others works normally and this is another video with other app(the problem is more visible with this): https://1drv.ms/v/s!AhpypwlrW5KohIBhcMTA...

Thanks in advance.