Quote Originally Posted by Seasoned Alcoholic
Can the creation of rebel stacks stall if the naming convention is incorrect? In other words, if an invalid character name is used with the wrong culture (EG eastern name is used on a barbarian culture), will this cause a stall in stack generation, or would it lead to a series of CTDs (can these be determined?).
Yes - that might be it. The name you use for the rebels must be in the faction list of the subfaction you use. So if the subfaction is "britons", the name used must be in the britons list in descr_names.txt. I can't remember how the game reacts to errors in this regard.