Hi,
We are on ERPNext Version 12:
ERPNext: v12.14.0 (version-12)
Frappe Framework: v12.12.0 (version-12)
We tried the following steps to upgrade ERP to version 13:
Step-1
cd frappe-bench
Step-2
bench update
Step-3
sudo apt install nodejs
nodejs -v
now upgrade
Step-4
cd ~/frappe-bench
Step-5
bench switch-to-branch version-13-beta frappe erpnext --upgrade
Step-6
bench update --patch
Step-7
bench migrate-env python3.6
Step-8
bench migrate
Step-9
bench update --build
and then we get INTERNAL SERVER ERROR.