'solc' is not recognized & [-]Convert integer literals to arithmetic expressions...Exception occurs

[Kofro]

After applying the colors fix as described here #1 I run into the following issue.

Start data flow confusion:
Dynamically generate static data.... done
Intermediate contract is being generated.'solc' is not recognized as an internal or external command,
operable program or batch file.
Intermediate contract is being generated....done
[-]Convert integer literals to arithmetic expressions...Exception occurs
Split boolean variables.... done
Intermediate contract is being generated.'solc' is not recognized as an internal or external command,
operable program or batch file.
Intermediate contract is being generated....done
Scalar to vector.... done
Intermediate contract is being generated.'solc' is not recognized as an internal or external command,
operable program or batch file.
Intermediate contract is being generated....done
Complete data flow confusion.
Start layout confusion:
Delete comments, disrupt the formatting.... done
Intermediate contract is being generated.'solc' is not recognized as an internal or external command,
operable program or batch file.
Intermediate contract is being generated....done
Replace variable name.... done
Complete layout confusion.
Complete layout confusion and data flow confusion! The obfuscation result is stored in file temp_layout_confuse.sol.

I'll attach the contract and the output below src.zip