CTD, when starting abdication rebellion

[davitv99]

Whenever clicking on start rebellion, game crashes
crashreport.zip

[Marandola12]

Getting the same crash:
https://report.butr.link/4DB589

[bennyz]

your bannerlord version is too old for the diplomacy version.
Currently the mod works best with the beta, there is a known issue (looks like the one you're hitting) with the 1.1.x versions which we're not going to fix since beta has been out for a while now