logfile.cgi: Fix responding with error 500 in plugininstall ajax request
logfile.cgi: Fix responding with error 500 in plugininstall ajax request

mschlenstedt/Loxberry,mschlenstedt/Loxberry,mschlenstedt/Loxberry,mschlenstedt/Loxberry,mschlenstedt/Loxberry,mschlenstedt/Loxberry