Oracle Message PLS-00460 - REPEATABLE subprogram string has to be RNDS, WNDS, RNPS, and WNPS

ERRORREPEATABLE subprogram string has to be RNDS, WNDS, RNPS, and WNPS
CAUSERepeatable subprogram can neither read database state (RNDS), write database state (WNDS), read package state (RNPS), nor write package state (WNPS).
ACTIONmake the subprogram to be RNDS, WNDS, RNPS, and WNPS or delete REPEATABLE