FileNotFoundError: [Errno 2] No such file or directory: 'c++': 'c++'

[bleyerj]

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Error running Demo code

I installed Fenics on Windows Subsystem for Linux (Ubuntu 18.04), using sudo apt-get install software-properties-common sudo add-apt-repository ppa:fenics-packages/fenics sudo apt-get update sudo apt-get install --no-install-recommends fenics I tried to run demo code ft01_poisson.py from fenics import * import matplotlib.pyplot as plt mesh = UnitSquareMesh(8, 8) V = FunctionSpace(mesh, 'P', 1) u_D = Expression('1 + x[0]*x[0] + 2*x[1]*x[1]', degree=2) but first I got an error importing matplo…