https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=42084 --- Comment #1 from Hammat wele <hammat.wele@inlibro.com> --- To reproduce: 1- Disables plack 1- sudo koha-plack --disable kohadev 2- sudo koha-plack --stop kohadev 3- sudo service apache2 restart 2- Change a system preference from the staff interface. 1- Go to Administration -> System preferences. 2- Search for a preference such as AcqCreateItem (any system preference will reproduce the issue). 3- Change the value of the preference. 4- Click Save all Acquisitions preferences (or save the preference). 3- Go to the log viewer: 1- Navigate to Tools -> Log viewer. 2- Fill the form as follows: Librarian: leave empty Modules: uncheck everything except System preferences Actions: keep All actions selected Object: leave empty Info: leave empty Interface: keep All interfaces Display from: choose yesterday Display to: leave empty 3- Click Submit. ==>The log entry shows the OPAC interface. -- You are receiving this mail because: You are watching all bug changes.