https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=15820 --- Comment #4 from Humberto Blanco <hblancoca@gmail.com> --- (In reply to Jonathan Druart from comment #3)
Could you confirm that the error still exists after you have modified the sql_mode mysql variable?
yes, now I see in the log [Wed Feb 17 08:19:32.283271 2016] [core:error] [pid 817] [client 10.10.11.192:4002] AH00124: Request exceeded the limit of 10 internal redirects due to probable configuration error. Use 'LimitInternalRecursion' to increase the limit if necessary. Use 'LogLevel debug' to get a backtrace., referer: http://catalogo.urosario.edu.co:8080/cgi-bin/koha/suggestion/suggestion.pl ANd get 500 error -- You are receiving this mail because: You are the assignee for the bug. You are watching all bug changes.