AAustegard

One way to solve the issue is to put b before each string to make it to byte string. This must be done in the file ..\\Lib\\site-packages\\CoolProp\\ _\_init_\_\.py

Dear Ian Bell I uses Coolprop on Windows 10. I have Python 3.8.3, IyYthon 7.13.0 and uses Coolprop version 6.3.0 I installed Coolprop with pip install CoolProp Thanks Anders Austegard...

Dear Ian Bell THanks for help I did the following pip install Coolprop==6.4.0 THen in python: import CoolProp as cp Here is the commands with messages: C:\Users\aaite>pip install Coolprop==6.4.0 Collecting...