Hi yt community, I am trying to install yt on Stampede2. I did $ wget https://raw.githubusercontent.com/yt-project/yt/master/doc/install_script.sh I made the following changes: INST_YT_SOURCE=1, INST_PY3=0, INST_SCIPY=1, INST_ASTROPY=1 $ bash install_script.sh I am getting the following error: Installing setuptools ******************************************** FAILURE REPORT: ******************************************** File "/home1/03858/thaque56/yt-conda/lib/python2.7/site-packages/conda/_vendor/auxlib/entity.py", line 702, in __call__ instance = super(EntityType, cls).__call__(*args, **kwargs) File "/home1/03858/thaque56/yt-conda/lib/python2.7/site-packages/conda/_vendor/auxlib/entity.py", line 719, in __init__ setattr(self, key, kwargs[key]) File "/home1/03858/thaque56/yt-conda/lib/python2.7/site-packages/conda/_vendor/auxlib/entity.py", line 424, in __set__ instance.__dict__[self.name] = self.validate(instance, self.box(instance, val)) File "/home1/03858/thaque56/yt-conda/lib/python2.7/site-packages/conda/_vendor/auxlib/entity.py", line 465, in validate raise ValidationError(getattr(self, 'name', 'undefined name'), val) ValidationError: Invalid value 1507188548.94 for timestamp ******************************************** ******************************************** I have attached the yt_install.log file Thanks for your time. Best Tazkera