Complex sentence: When M.L.B. was unable to appeal because of her financial difficulties, she felt that at least "in forma pauperis" should apply, which could not, however, apply to an issue such as parenthood because it was reserved exclusively for criminal cases.
Split into simpler sentences: When M.L.B. was unable to appeal due to her financial difficulties, she felt that forma pauperis should at least apply. Forma pauperis could not, however, apply to an issue such as parenthood because it was reserved exclusively for criminal cases.