Migrate your existing WordPress site to one.com in quick and easy steps.
Unfortunately, something went wrong which caused the migration to fail. However, we can help you solve this.
Please contact support, give them your domain and the following error message: Sorry, we do not yet support migration of a Multisite.
Our English support is available 24/7 and we are ready to help.
For manual migration, please refer to our guide Move your WordPress site to another domain.