On 25/04/17 16:16, Michael Howe wrote: > Hi James, Dom, > > We've just reproduced the issue here, and it looks like it is indeed an > issue with JSON::XS (pulled in by default as a recommend of > libjson-perl) with mod_perl. This is with stock configuration and no > customization to RT. > > To reproduce, install the following: > > apache2, request-tracker4, rt4-apache2, libapache2-mod-perl2 > > then in /etc/apache2/sites-enabled/000-default.conf: > > Include /etc/request-tracker4/apache2-modperl2.conf > > Ensure that the perl and actions modules are enabled, start up apache, > attempt to log in, get the error and see in the log: > > #---8<----------------------------------------------------------------- > [20807] [Tue Apr 25 14:55:15 2017] [info]: Successful login for root from > 192.168.100.1 (/usr/share/request-tracker4/lib/RT/Interface/Web.pm:831) > [20807] [Tue Apr 25 14:55:15 2017] [error]: encountered object '1', but > neither allow_blessed, convert_blessed nor allow_tags settings are enabled > (or TO_JSON/FREEZE method missing) at /usr/share/perl5/JSON.pm line 154. > > Stack: > [/usr/share/perl5/JSON.pm:154] > [/usr/share/request-tracker4/lib/RT/Interface/Web.pm:193] > [/usr/share/request-tracker4/lib/RT/Interface/Web.pm:4396] > [/usr/share/request-tracker4/html/Elements/JavascriptConfig:87] > [/usr/share/request-tracker4/html/Elements/Header:64] > [/usr/share/request-tracker4/html/index.html:4] > [/usr/share/request-tracker4/lib/RT/Interface/Web.pm:696] > [/usr/share/request-tracker4/lib/RT/Interface/Web.pm:375] > [/usr/share/request-tracker4/html/autohandler:53] > (/usr/share/request-tracker4/lib/RT/Interface/Web/Handler.pm:209) > #---8<----------------------------------------------------------------- > > (I haven't tried with fcgi/fastcgi, because I couldn't trivially get > the appropriate apache config sorted; hopefully, however, this gives > you enough to go on.)
It would have been even more helpful for me to add that removing JSON::XS (ie the libjson-xs-perl package) fixes this problem. Sorry for forgetting that useful bit! Michael -- Michael Howe, Infrastructure and Hosting Team Systems Development and Support IT Services, University of Oxford
