agent cant send inventory to server: Unknown column 'MTU' in 'field list'

Hi all,

I use remi's yum repo ,installed ocsng again by rhel7.2

when i sync agent,http error 500,

and

/var/log/httpd/error_log:

DBD::mysql::st execute failed: Unknown column 'MTU' in 'field list' at /usr/local/share/perl5/Apache/Ocsinventory/Server/Inventory/Update.pm line 159.