Hello , I hope someone encountered this problem on UBUNTU , when connecting to the database i get this error in my log file :var/log/sys Mar 19 14:09:46 rayan-desktop /usr/sbin/ser[21807]: register_udomain(): Invalid table version (use ser_mysql.sh reinstall) Mar 19 14:09:46 rayan-desktop /usr/sbin/ser[21807]: domain_fixup(): Error while registering domain Any help is appreciated . Thank you .