Won't compile on Linux

[BanchouBoo]

I get the following error when trying to compile on Linux with scons platform=freedesktop

scons: Reading SConscript files ...
TypeError: coercing to Unicode: need string or buffer, dict found:
  File "/home/boo/opt/gitdump/zytrax/SConstruct", line 32:
    opts.Update(env)  # update environment
  File "/usr/lib/python2.7/site-packages/SCons/Variables/__init__.py", line 176:
    if os.path.exists(filename):
  File "/usr/lib/python2.7/genericpath.py", line 26:
    os.stat(path)

[alexmyczko]

builds for me, here's my build log, i just run scons though, without platform=freedesktop:

http://sid.ethz.ch/debian/zytrax/zytrax_0%2Bgit20190810-2_amd64.build