Actually, today it's giving me an error like this:

Traceback (most recent call last):

  File "C:\Program Files\Poser Software\Poser 13\Runtime\Python\poserScripts\ScriptsMenu\EZSkin3.py", line 5674, in Apply

    msg = self.builder.BuildShader(material, shader, mh)

  File "C:\Program Files\Poser Software\Poser 13\Runtime\Python\poserScripts\ezskin3\Custom shaders\CyclePBSDFSkin.py", line 118, in BuildShader

    method(mat, p)

  File "C:\Program Files\Poser Software\Poser 13\Runtime\Python\poserScripts\ezskin3\Custom shaders\CyclePBSDFSkin.py", line 803, in Cyclelacrimal

    self.CycleGenSkin(mat, p, is_lacrimal=True)

  File "C:\Program Files\Poser Software\Poser 13\Runtime\Python\poserScripts\ezskin3\Custom shaders\CyclePBSDFSkin.py", line 608, in CycleGenSkin

    mat.ConnectNodes(n_invert, n_pbsdf, 'Roughness')

UnboundLocalError: local variable 'n_invert' referenced before assignment