diff --git a/cyberpanel_upgrade.sh b/cyberpanel_upgrade.sh
index 3eb9063d2..5495e00e6 100644
--- a/cyberpanel_upgrade.sh
+++ b/cyberpanel_upgrade.sh
@@ -611,7 +611,52 @@ Pre_Upgrade_Branch_Input() {
 
 Main_Upgrade() {
 /usr/local/CyberPanel/bin/python upgrade.py "$Branch_Name"
-  Check_Return
+# Capture the return code of the last command executed
+RETURN_CODE=$?
+
+# Check if the command was successful (return code 0)
+if [ $RETURN_CODE -eq 0 ]; then
+    echo "Upgrade successful."
+else
+
+
+    if [ -e /usr/bin/pip3 ]; then
+    PIP3="/usr/bin/pip3"
+  else
+    PIP3="pip3.6"
+  fi
+
+  rm -rf /usr/local/CyberPanelTemp
+  virtualenv -p /usr/bin/python3 --system-site-packages /usr/local/CyberPanelTemp
+
+# shellcheck disable=SC1091
+. /usr/local/CyberPanelTemp/bin/activate
+
+wget -O /usr/local/requirments-old.txt "${Git_Content_URL}/${Branch_Name}/requirments-old.txt"
+
+    if [[ "$Server_OS" = "CentOS" ]] ; then
+#  $PIP3 install --default-timeout=3600 virtualenv==16.7.9
+#    Check_Return
+  $PIP3 install --default-timeout=3600 --ignore-installed -r /usr/local/requirments-old.txt
+    Check_Return
+elif [[ "$Server_OS" = "Ubuntu" ]] ; then
+  # shellcheck disable=SC1091
+  . /usr/local/CyberPanelTemp/bin/activate
+    Check_Return
+  pip3 install --default-timeout=3600 --ignore-installed -r /usr/local/requirments-old.txt
+    Check_Return
+elif [[ "$Server_OS" = "openEuler" ]] ; then
+  pip3 install --default-timeout=3600 --ignore-installed -r /usr/local/requirments-old.txt
+    Check_Return
+fi
+
+/usr/local/CyberPanelTemp/bin/python upgrade.py "$Branch_Name"
+Check_Return
+
+rm -rf /usr/local/CyberPanelTemp
+
+fi
+
 
 rm -rf /usr/local/CyberCP/bin
 rm -rf /usr/local/CyberCP/lib
@@ -776,6 +821,17 @@ rm -f /usr/local/requirments.txt
 
 chown -R cyberpanel:cyberpanel /usr/local/CyberCP/lib
 chown -R cyberpanel:cyberpanel /usr/local/CyberCP/lib64
+
+
+
+if [[ "$Server_OS_Version" = "9" ]] || [[ "$Server_OS_Version" = "8" ]]; then
+    echo "PYTHONHOME=/usr" > /usr/local/lscp/conf/pythonenv.conf
+  else
+    # Uncomment and use the following lines if necessary for other OS versions
+    # rsync -av --ignore-existing /usr/lib64/python3.9/ /usr/local/CyberCP/lib64/python3.9/
+    # Check_Return
+    :
+fi
 systemctl restart lscpd
 
 }