plymouth module "(/usr/lib/i386-linux-gnu/plymouth//.so)" missing, skipping that theme

apt-get install plymouth-themes

ls -ltr /lib/plymouth/themes
ls -ltr /usr/share/plymouth/themes

cd /lib/plymouth/themes
mv <theThemeDirectory> /usr/share/plymouth/themes

update-alternatives --install /usr/share/plymouth/themes/default.plymouth default.plymouth /usr/share/plymouth/themes/orb/orb.plymouth 100

#!/bin/bash

echo "Choose the number of the theme you want to use, then [ENTER]"
echo
sudo update-alternatives --config default.plymouth
sudo update-initramfs -u
echo
read -p "Do you want to test the theme? (Y/N) "
if [ "$REPLY" != "n" -a "$REPLY" != "N" ] ; then
 echo
 echo "Running 10-second test..."
 sudo plymouthd ; sudo plymouth --show-splash ; for ((I=0; I<10; I++)); do sleep 1 ; sudo plymouth --update=test$I ; done ; sudo plymouth --quit
fi
exit