[1.10.1+] Contract Configurator [v1.30.5] [2020-10-05]
Contract Configurator - A config-file based solution for creating new contracts!
How it Works
Contract Configurator exposes various hooks into KSP's contract system through a standard config file syntax. This means that modders using Contract Configurator can create new contracts without writing any code. The config file format has 5 basic sections:
Contract Summary - This contains all the summary text, expiry/deadline dates, and reward information.
Parameter
That filepath would appear to suggest the issue occurs while MM is processing a file supplied by Kerbalism; it's certainly not a file that's included in CC, and I don't have that error when I load my game (which does not include Kerbalism.) As such, you might have better luck asking in the Kerbalism thread.