I'm getting an error in /var/log/koha/koha-error.log while uploading cover
images. The upload failes.
This is the error message:
[Wed May 17 21:42:11.840699 2017] [cgi:error] [pid 2900] [client
192.168.0.110:54342] AH01215: [Wed May 17 21:42:11 2017] upload-file.pl:
DBD::mysql::db do failed: MySQL server has gone away [for Statement
"INSERT INTO sessions (id, a_session) VALUES(?, ?) ON DUPLICATE KEY UPDATE
a_session = ?"] at
/usr/share/perl5/vendor_perl/CGI/Session/Driver/mysql.pm line 50.:
- Koha 16.11.06
- Fedora 25 Server
- MariaDB 10.1.21.3
- Perl 5.24.1
- DBD::mysql::db 4.042
Has someone an idea what's happend and is there a solution?