diff --git a/add-sftp.sh b/add-sftp.sh
index b5e95a2..e041fdd 100644
--- a/add-sftp.sh
+++ b/add-sftp.sh
@@ -1,10 +1,13 @@
 #!/bin/bash
 
 echo "Script started" >> /home/jelastic/add-sftp-user-addon/script_output.log
+
+# Generate random username and password
 USERNAME="user$(shuf -i 10000-99999 -n 1)"
 PASSWORD=$(openssl rand -base64 12)
 
-ROOT_DIRECTORY="/var/www/webroot/ROOT"
+# Append the username to the ROOT_DIRECTORY to ensure a unique home directory for each user
+ROOT_DIRECTORY="/var/www/webroot/ROOT/$USERNAME"
 
 # Check if user already exists
 if id "$USERNAME" &>/dev/null; then
@@ -16,6 +19,7 @@ fi
 useradd -m -d $ROOT_DIRECTORY $USERNAME
 if [ $? -ne 0 ]; then
     echo "Failed to create user $USERNAME." >> /home/jelastic/add-sftp-user-addon/script_output.log
+    exit 1
 fi
 echo "$USERNAME:$PASSWORD" | chpasswd
 
@@ -26,5 +30,6 @@ usermod -aG litespeed,root $USERNAME
 chown $USERNAME:root $ROOT_DIRECTORY
 chmod 775 $ROOT_DIRECTORY
 
+# Get the hostname
 HOSTNAME=$(hostname -f)
 echo "Script completed for user $USERNAME with hostname $HOSTNAME" >> /home/jelastic/add-sftp-user-addon/script_output.log