Use of strings with code points over 0xFF as arguments to bitwise or (|) operator is not allowed at /kohadevbox/koha/Koha/SuggestionEngine.pm line 153
	Koha::SuggestionEngine::get_suggestions('Koha::SuggestionEngine=HASH(0x55a04d24a938)', 'HASH(0x55a0521590e8)') called at /kohadevbox/koha/opac/svc/suggestion line 97
	eval {...} at /kohadevbox/koha/opac/svc/suggestion line 2
	CGI::Compile::ROOT::kohadevbox_koha_opac_svc_suggestion::__ANON__('CGI::Compile=HASH(0x55a04d0627e0)', '', '/kohadevbox/koha/opac/svc/suggestion', '/kohadevbox/koha/opac/svc', 'ARRAY(0x55a04d8c2630)') called at /usr/share/perl5/CGI/Compile.pm line 151
	CGI::Compile::ROOT::kohadevbox_koha_opac_svc_suggestion::suggestion at /usr/share/perl5/CGI/Emulate/PSGI.pm line 30
	CGI::Emulate::PSGI::__ANON__('HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/App/WrapCGI.pm line 95
	Plack::App::WrapCGI::call('Plack::App::WrapCGI=HASH(0x55a04d375778)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Component::__ANON__('HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/App/CGIBin.pm line 50
	Plack::App::CGIBin::serve_path('Plack::App::CGIBin=HASH(0x55a04bdab8b0)', 'HASH(0x55a04bdc4658)', '/kohadevbox/koha/opac/svc/suggestion') called at /usr/share/perl5/Plack/App/File.pm line 34
	Plack::App::File::call('Plack::App::CGIBin=HASH(0x55a04bdab8b0)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Component::__ANON__('HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Middleware/LogWarn.pm line 22
	Plack::Middleware::LogWarn::call('Plack::Middleware::LogWarn=HASH(0x55a04d7675e8)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Component::__ANON__('HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Middleware/Log4perl.pm line 30
	Plack::Middleware::Log4perl::call('Plack::Middleware::Log4perl=HASH(0x55a04d8f93e0)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Component::__ANON__('HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Middleware/HTTPExceptions.pm line 20
	Plack::Middleware::HTTPExceptions::try {...}  at /usr/share/perl5/Try/Tiny.pm line 100
	eval {...} at /usr/share/perl5/Try/Tiny.pm line 93
	Try::Tiny::try('CODE(0x55a04d880510)', 'Try::Tiny::Catch=REF(0x55a04d0129c8)') called at /usr/share/perl5/Plack/Middleware/HTTPExceptions.pm line 23
	Plack::Middleware::HTTPExceptions::call('Plack::Middleware::HTTPExceptions=HASH(0x55a04d74c930)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Component::__ANON__('HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Middleware/ErrorDocument.pm line 15
	Plack::Middleware::ErrorDocument::call('Plack::Middleware::ErrorDocument=HASH(0x55a04d219c78)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Component::__ANON__('HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/App/URLMap.pm line 71
	Plack::App::URLMap::call('Plack::App::URLMap=HASH(0x55a04bdc41f0)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Component::__ANON__('HASH(0x55a04bdc4658)') called at /kohadevbox/koha/Koha/Middleware/RealIP.pm line 64
	Koha::Middleware::RealIP::call('Koha::Middleware::RealIP=HASH(0x55a04d3b45d8)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Component::__ANON__('HASH(0x55a04bdc4658)') called at /kohadevbox/koha/Koha/Middleware/SetEnv.pm line 106
	Koha::Middleware::SetEnv::call('Koha::Middleware::SetEnv=HASH(0x55a04d377018)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Component::__ANON__('HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Middleware/Static.pm line 18
	Plack::Middleware::Static::call('Plack::Middleware::Static=HASH(0x55a04d5cf8f0)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Component::__ANON__('HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Middleware/ReverseProxy.pm line 68
	Plack::Middleware::ReverseProxy::call('Plack::Middleware::ReverseProxy=HASH(0x55a04d813a70)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Component::__ANON__('HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Middleware/Lint.pm line 24
	Plack::Middleware::Lint::call('Plack::Middleware::Lint=HASH(0x55a04534ff08)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Middleware::StackTrace::try {...}  at /usr/share/perl5/Try/Tiny.pm line 100
	eval {...} at /usr/share/perl5/Try/Tiny.pm line 93
	Plack::Middleware::StackTrace::call('Plack::Middleware::StackTrace=HASH(0x55a04bdb86e0)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Component::__ANON__('HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Middleware/AccessLog.pm line 27
	Plack::Middleware::AccessLog::call('Plack::Middleware::AccessLog=HASH(0x55a04bdab8c8)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Component.pm line 50
	Plack::Component::__ANON__('HASH(0x55a04bdc4658)') called at /usr/share/perl5/Plack/Util.pm line 145
	eval {...} at /usr/share/perl5/Plack/Util.pm line 145
	Plack::Util::run_app('CODE(0x55a04bdab778)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Starman/Server.pm line 195
	Starman::Server::dispatch_request('Starman::Server=HASH(0x55a044d6ff38)', 'HASH(0x55a04bdc4658)') called at /usr/share/perl5/Starman/Server.pm line 298
	Starman::Server::process_request('Starman::Server=HASH(0x55a044d6ff38)', 'Net::Server::Proto::UNIX=GLOB(0x55a04d065e10)') called at /usr/share/perl5/Net/Server.pm line 72
	Net::Server::run_client_connection('Starman::Server=HASH(0x55a044d6ff38)') called at /usr/share/perl5/Net/Server/PreFork.pm line 225
	eval {...} at /usr/share/perl5/Net/Server/PreFork.pm line 225
	Net::Server::PreFork::run_child('Starman::Server=HASH(0x55a044d6ff38)') called at /usr/share/perl5/Net/Server/PreFork.pm line 183
	Net::Server::PreFork::run_n_children('Starman::Server=HASH(0x55a044d6ff38)', 1) called at /usr/share/perl5/Net/Server/PreFork.pm line 373
	Net::Server::PreFork::coordinate_children('Starman::Server=HASH(0x55a044d6ff38)') called at /usr/share/perl5/Net/Server/PreFork.pm line 327
	Net::Server::PreFork::run_parent('Starman::Server=HASH(0x55a044d6ff38)') called at /usr/share/perl5/Starman/Server.pm line 164
	Starman::Server::run_parent('Starman::Server=HASH(0x55a044d6ff38)') called at /usr/share/perl5/Net/Server/PreFork.pm line 109
	Net::Server::PreFork::loop('Starman::Server=HASH(0x55a044d6ff38)') called at /usr/share/perl5/Net/Server.pm line 58
	Net::Server::run('Starman::Server=HASH(0x55a044d6ff38)', 'port', 'ARRAY(0x55a0452fd688)', 'host', '*', 'proto', 'tcp', 'serialize', 'none', 'min_servers', 4, 'min_spare_servers', 3, 'max_spare_servers', 3, 'max_servers', 4, 'max_requests', 50, 'user', 'michelis-koha', 'group', 'michelis-koha', 'listen', 1024, 'check_for_waiting', 1, 'no_client_stdout', 1, 'log_file', '/var/log/koha/michelis/plack-error.log', 'background', 1, 'pid_file', '/var/run/koha/michelis/plack.pid', 'setsid', 1) called at /usr/share/perl5/Starman/Server.pm line 106
	Starman::Server::run('Starman::Server=HASH(0x55a044d6ff38)', 'CODE(0x55a044d6fde8)', 'HASH(0x55a044d6fb90)') called at /usr/share/perl5/Plack/Handler/Starman.pm line 25
	Plack::Handler::Starman::run('Plack::Handler::Starman=HASH(0x55a044d6fe00)', 'CODE(0x55a044d6fde8)') called at /usr/share/perl5/Plack/Loader/Delayed.pm line 20
	Plack::Loader::Delayed::run('Plack::Loader::Delayed=HASH(0x55a044abd058)', 'Plack::Handler::Starman=HASH(0x55a044d6fe00)') called at /usr/share/perl5/Plack/Runner.pm line 279
	Plack::Runner::run('Plack::Runner=HASH(0x55a044a59fb8)') called at /usr/bin/starman line 38