Migrating from NextCloud to OwnCloud

[alpaunovski]

Expected behaviour

Owncloud should sync my Documents folder

Actual behaviour

It says “Downgrading the folder from version 3.7.4 to 3.2.1 is not supported”

Steps to reproduce

1. Install OwnCloud
2. Remove OwnCloud
3. Install NextCloud
4. Remove NextCloud because too buggy
5. Install OwnCloud again

Server configuration

Operating system: Centos 7

Web server: LiteSpeed

Database: MySQL

PHP version: 7.4

ownCloud version: latest

Storage backend (external storage):

Client configuration

Client version: 3.2.1

Operating system: Windows 10 x64

OS language: English

Qt version used by client package (Linux only, see also Settings dialog):

Client package (From ownCloud or distro) (Linux only):

Installation path of client: 'C:\Program Files\ownCloud'

[michaelstingl]

Option 1

Restore older backup config file:
Configuration File :: ownCloud Documentation

Option 2

You could try with the daily 4.0 pre-release builds:
4.0 | download.owncloud.com

4.0-beta1 expected in ~2 weeks.