Description of problem: Exécution du scriptlet: kernel-core-5.0.0-0.rc5.git0.1.fc30.x86_64 1637/1637 grub2-editenv : erreur : bloc d'environnement trop petit. (translates as “environment block too small”)
This usually happens when the grubenv file was manually edited and causes grub2-editenv command to fail. This is a duplicate of bug #1625124. *** This bug has been marked as a duplicate of bug 1625124 ***