Issue #268909 by maartenvg, raman.b, paulocs, lyricnz, Abhijith S, webchick,...

Issue #268909 by maartenvg, raman.b, paulocs, lyricnz, Abhijith S, webchick, Freso, chx, pameeela: "0" can't be used a path alias, but no error is shown

(cherry picked from commit 29689c24)