At what point does a state's post-conviction remedy become ineffective as contemplated by 28 U.S.C. 2254(b)(1)(B)

QUESTION(S) PRESENTED (4) At what point does a state's post-conviction remedy become. So inadequate as to render that process "ineffective" as contemptated by ZB U.S.C. 3 ZZ54 (by(A)(A) (is) 7 . (Z} Whether the circumstances surtaunding Petitioners state habeas process rendered i+ ineffective ? : (3.) Whether the Court of Appeals erred in Finding that Petitioner did not make the necessary showing for a Certificate of Appealability 7 .