I'm not sure either, but here are just a few of the citations:
Muhammad was convicted twice at courts-martial, once for failing to report for duty and disobeying a lawful command and later for striking a sergeant.
Muhammad's time with the 769th: Alleged sniper court-martialed twice
Alleged sniper John Allen Muhammad spent seven years serving with the 769th Engineer Battalion of the Louisiana National Guard. During his service, he was court-martialed twice for disciplinary reasons.
In 1982, Tim Toler was the presiding officer in a court-martial in which Mohammad was accused of failing to obey a direct order....
-------------------------------------------------
State residency is not necessarily a prerequisite to guard membership.
Thanks for that info. I guess that's a minor point in Muhammad's service in the Oregon NG -- the disturbing question is why the Army, and subsequently the Oregon NG, accepted him after his problems in the Louisiana Guard.