added name of file that caused error

paulfitz / cosmicos

Sending the lambda calculus into deep space

https://cosmicos.github.io/

GNU General Public License v2.0

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Closed alanfwilliams closed 7 years ago

alanfwilliams commented 7 years ago

I was encountering due to a file being "in use". Unfortunately, I couldn't tell what file was in use. This fixes that problem.

paulfitz commented 7 years ago

thanks @aw1231!