Bash: Imbrication de case ?

./test.sh: line 32: Erreur de syntaxe près du symbole inattendu « ) »
./test.sh: line 32: ' 2)'

#!/bin/bash
while read -p "
1: creation 1
2: suppression 2
q: quitter
Faite un choix: " Menu
do
clear
case $Menu in
q)
exit;;
1)
#Creation de certificat
while read -p "
a: Creation SERVER
b: Creation MACHINE
q: quitter
Faite un choix: " Menu2
do
case $Menu2 in
q)
;;
a)
echo "Creation du SERVEUR"
sleep 2;;
b)
echo "Creation de la MACHINE: "
sleep 2;;
*)
echo "Choix non valide!"
sleep 2;;
esac
done
2)
echo "Suppression"
sleep 2;;
*)
echo "Choix non valide!"
sleep 2;;
esac
done