Upgrade ErpNext v14 to v15 (with error correction)
In this video I have thoroughly described the step-by-step process of upgrading ERPNext Version-14 to Version 15.
Perquisites:
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Version 14:
Python 3.10 or Python 3.11
Node.js 14 or 16
MariaDB 10.6.6+
Version 15:
Python 3.10 or Python 3.11
Node.js 18 or higher
MariaDB 10.6.6+
Install/Upgrade Prerequisite:
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$ nvm install node
$ node –version
$ nvm alias default 21
$ curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add –
curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo gpg --dearmor -o /usr/share/keyrings/yarnkey.gpg
$ echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
$ sudo apt update
$ sudo apt install yarn
$ npm list @redis/client
$ npm install @redis/client
$ yarn install
Switch to Version 15:
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Stop bench and close terminal.
Open New terminal and start bench for development environment & Supervisor for production:
$ bench start
$ bench switch-to-branch version-15 frappe payments erpnext hrms --upgrade
If upgrade failed after switched to branch version-15:
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$ bench update
or if local change
$ bench update --reset
or if backup failed
$ bench --site erpnext-dev update --reset --no-backup
$ bench --site erpnext-dev migrate
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