Cannot open Mech-Center, "Unpickling Error: invalid load key, '\x00'" error in python

Problem

Mech-Center cannot be opened. When using the command line to open Mech-Center, Python reports an error: Unpickling Error: invalid load key, ‘\x00’.

Solution

Delete the files under the filepath: C:/Users//AppData/Local/Temp/gen_py/3.6

Prevention

This issue occurs infrequently. The prevention approach is to avoid abruptly cutting off power to the computer. You can try shutting down Mech-Center first and then turning off the computer, which may help prevent this occurrence.

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