Redmine

Hi,
I've updated Redmine from v1.2.3 to v1.3.1 and want make a pdf wikipage.
After klicking on the pdf-Button.
I get the followed Errormessage

Template is missing

Missing template wiki/show.erb in view path vendor/plugins/Redmine-Fields-permissions/app/views:vendor/plugins/advanced_roadmap/app/views:vendor/plugins/budget_plugin/app/views:vendor/plugins/codebook/app/views:vendor/plugins/embedded/app/views:vendor/plugins/projects_tree_view/app/views:vendor/plugins/redmine_arch_decisions/app/views:vendor/plugins/redmine_backlogs/app/views:vendor/plugins/redmine_banner/app/views:vendor/plugins/redmine_better_gantt_chart/app/views:vendor/plugins/redmine_charts/app/views:vendor/plugins/redmine_checkout/app/views:vendor/plugins/redmine_chuck_norris/app/views:vendor/plugins/redmine_code_review/app/views:vendor/plugins/redmine_commit_relation_editor/app/views:vendor/plugins/redmine_contacts/app/views:vendor/plugins/redmine_digest/app/views:vendor/plugins/redmine_dmsf/app/views:vendor/plugins/redmine_doc_pu/app/views:vendor/plugins/redmine_doodles/app/views:vendor/plugins/redmine_drafts/app/views:vendor/plugins/redmine_favicon/app/views:vendor/plugins/redmine_glossary/app/views:vendor/plugins/redmine_graphs/app/views:vendor/plugins/redmine_gsc_plantillas/app/views:vendor/plugins/redmine_ics_export/app/views:vendor/plugins/redmine_information/app/views:vendor/plugins/redmine_issue_checklist/app/views:vendor/plugins/redmine_issues_backlighter/app/views:vendor/plugins/redmine_knowledgebase/app/views:vendor/plugins/redmine_lightbox/app/views:vendor/plugins/redmine_loader/app/views:vendor/plugins/redmine_local_avatars/app/views:vendor/plugins/redmine_logs/app/views:vendor/plugins/redmine_msg_preview/app/views:vendor/plugins/redmine_mypageparts_collection/app/views:vendor/plugins/redmine_newissuealerts/app/views:vendor/plugins/redmine_opensearch/app/views:vendor/plugins/redmine_rate/app/views:vendor/plugins/redmine_reminder/app/views:vendor/plugins/redmine_risks/app/views:vendor/plugins/redmine_schedules/app/views:vendor/plugins/redmine_time_tracker/app/views:vendor/plugins/redmine_todos_plugin/app/views:vendor/plugins/redmine_user_profiles/app/views:vendor/plugins/redmine_vote/app/views:vendor/plugins/redmine_whining/app/views:vendor/plugins/redmine_wiki_extensions/app/views:vendor/plugins/redmine_work_time/app/views:vendor/plugins/redmine_wysiwyg_textile/app/views:vendor/plugins/redmine_xapian/app/views:vendor/plugins/redmine_xls_export/app/views:app/views

What can I do to fix ist?