[GRASS-user] 3D view error on MacOS (black screen)

[Carlos Grohmann]

Hi all

I'm running 7.2.2 on MacOS Sierra, installed via homebrew. Trying to
display anything in 3D results only in a black screen. Checking the console
I get these error messages:

Traceback (most recent call last):
  File "/usr/local/Cellar/grass7/7.2.2/grass-7.2.2/gui/wxpyt
hon/nviz/mapwindow.py", line 628, in OnMouseAction

self.OnDragging(event)
  File "/usr/local/Cellar/grass7/7.2.2/grass-7.2.2/gui/wxpyt
hon/nviz/mapwindow.py", line 722, in OnDragging

angle, x, y, z = self._display.GetRotationParameters(dx, dy)
  File "/usr/local/Cellar/grass7/7.2.2/grass-7.2.2/gui/wxpyt
hon/nviz/wxnviz.py", line 1975, in GetRotationParameters

inv = matrix(m).I
  File "/usr/local/lib/python2.7/site-
packages/numpy/matrixlib/defmatrix.py", line 972, in getI

return asmatrix(func(self))
  File "/usr/local/lib/python2.7/site-
packages/numpy/linalg/linalg.py", line 526, in inv

ainv = _umath_linalg.inv(a, signature=signature,
extobj=extobj)
  File "/usr/local/lib/python2.7/site-
packages/numpy/linalg/linalg.py", line 90, in
_raise_linalgerror_singular

raise LinAlgError("Singular matrix")
numpy.linalg.linalg
.
LinAlgError
:
Singular matrix


thanks

Carlos




-- 
Prof. Carlos Henrique Grohmann
Institute of Energy and Environment - Univ. of São Paulo, Brazil
- Digital Terrain Analysis | GIS | Remote Sensing -

http://carlosgrohmann.com
http://orcid.org/0000-0001-5073-5572
________________
Can’t stop the signal.
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