validating mew from glitch pokemon blue with pkhex

[heyyyyyyyitsshawn]

hey can someone please help me so the problem is my mew i got it from a glitch in pokemon blue vc and when i open my save in pkhex it says that its a invalid pokemon and it says "unable to match encounter from origin game" "fateful encounter with no matching encounter could mystery gift be contributed or something like that can somebody help me out without changeing its ivs from shawn

0151 - MEWMEW - 687B.pk1

Edited June 5, 2023 by heyyyyyyyitsshawn