Une valeur UTF32 valide est comprise entre 0x000000 et 0x10ffff, inclus, et elle ne doit pas inclure les valeurs de point de code de substitution (0x00d800 ~ 0x00dfff).
Click to search this error in Google
English version
A valid UTF32 value is between 0x000000 and 0x10ffff, inclusive, and should not include surrogate codepoint values (0x00d800 ~ 0x00dfff).