Mohamed Elmojtaba Sinnnnak

Odoo 18 Installation Guide

i.) Update & Upgrade Ubuntu Packages

sudo apt update
sudo apt upgrade

iii.) Install Python Dependencies and Create New User

To uninstall modules from an Odoo database using the terminal, you can use the Odoo shell or execute SQL commands directly. Here's how to do it:

Method 1: Using Odoo Shell

Launch the Odoo shell:

./odoo-bin shell -d <your_database_name>

Fixing Missing Headers, Footers, and Logos in Odoo PDF Reports on Ubuntu 22.04

Problem Description

While generating PDF reports in Odoo on Ubuntu 22.04, you might face issues such as:

Missing or incomplete headers and footers
Logos not appearing in reports
Mixed content rendering errors

This problem often stems from the wkhtmltopdf version (wkhtmltox_0.12.6-1) installed on your system, which lacks the required Qt patching to handle these features properly. This version is known to cause compatibility issues on Ubuntu 22.04.

	Way 1. Disable Wayland in GDM3
	To begin, you can disable Wayland in the GDM3 (GNOME Display Manager) custom configuration file.

	Step 1. Open the terminal by pressing Ctrl + Alt + T.

	Step 2. Type the following command to open the GDM3 configuration file in a text editor with administrative privileges:

	sudo nano /etc/gdm3/custom.conf

	Step 3. Locate the [daemon] section in the file and uncomment the line "WaylandEnable=false".

	# Include the following in the manifest file
	'assets':{
	'web.assets_backend': ['module_name/static/src/css/style.css']
	},


	import qrcode
	from PIL import Image

	# The URL you want the QR code to open
	url = 'https://el-mojtaba.com/daily-verse'

	# Create a QR code instance with custom settings
	qr = qrcode.QRCode(
	version=1,


	i.) Update & Upgrade Ubuntu Packages
	sudo apt update
	sudo apt upgrade
	sudo apt install software-properties-common -y
	sudo add-apt-repository ppa:deadsnakes/ppa
	sudo apt update
	sudo apt install python3.11 python3.11-dev python3.11-venv

	ii.) Install python dependencies and create new user