[Solved] Failed to init DB provider {"error": "Error 1709: Index column size too large. The maximum column size is 767 bytes. handling idm_acl_0.1.sql"}

Pydio Cells
3 
root@cells:~ # mysql --version
mysql  Ver 15.1 Distrib 10.1.26-MariaDB, for debian-linux-gnu (x86_64) using readline 5.2

root@cells:~ # /srv/web/cells/cells version

    Pydio Cells Home Edition (1.2.0)
    Published on 02 Oct 18 10:22 +0000
    Revision number 70deb1a17c7d17743c495526de767b82b7e8b10d