Plugin Error

Errors in plugins? Retry to Update or Configure.

ArgumentError
argument out of range
(plugin/category.rb):90:in 'Time.local'
(plugin/category.rb):90:in 'block in category_list_sections'
(plugin/category.rb):69:in 'block (3 levels) in category_transaction'
(plugin/category.rb):68:in 'Hash#each'
(plugin/category.rb):68:in 'block (2 levels) in category_transaction'
(plugin/category.rb):67:in 'Array#each'
(plugin/category.rb):67:in 'block in category_transaction'
/home/rin/public_html/tdiary-v5.6.1/lib/tdiary/plugin.rb:163:in 'block in TDiary::Plugin#transaction'
/home/rin/public_html/tdiary-v5.6.1/lib/tdiary/io/plugin_pstore.rb:37:in 'block in TDiary::IO::PluginPStore#plugin_transaction'
/home/rin/public_html/tdiary-v5.6.1/vendor/bundle/ruby/4.0.0/gems/pstore-0.2.1/lib/pstore.rb:574:in 'block in PStore#transaction'
/home/rin/public_html/tdiary-v5.6.1/vendor/bundle/ruby/4.0.0/gems/pstore-0.2.1/lib/pstore.rb:573:in 'Kernel#catch'
/home/rin/public_html/tdiary-v5.6.1/vendor/bundle/ruby/4.0.0/gems/pstore-0.2.1/lib/pstore.rb:573:in 'PStore#transaction'
/home/rin/public_html/tdiary-v5.6.1/lib/tdiary/io/plugin_pstore.rb:21:in 'TDiary::IO::PluginPStore#plugin_transaction'
/home/rin/public_html/tdiary-v5.6.1/lib/tdiary/plugin.rb:162:in 'TDiary::Plugin#transaction'
(plugin/category.rb):66:in 'category_transaction'
(plugin/category.rb):89:in 'category_list_sections'
(TDiary::Plugin#eval_src):15:in 'TDiary::Plugin#eval_src'
/home/rin/public_html/tdiary-v5.6.1/lib/tdiary/plugin.rb:116:in 'Kernel#eval'
/home/rin/public_html/tdiary-v5.6.1/lib/tdiary/plugin.rb:116:in 'TDiary::Plugin#eval_src'
/home/rin/public_html/tdiary-v5.6.1/lib/tdiary/base.rb:68:in 'TDiary::TDiaryBase#do_eval_rhtml'
/home/rin/public_html/tdiary-v5.6.1/lib/tdiary/base.rb:32:in 'TDiary::TDiaryBase#eval_rhtml'
/home/rin/public_html/tdiary-v5.6.1/lib/tdiary/dispatcher/index_main.rb:35:in 'TDiary::Dispatcher::IndexMain#run'
/home/rin/public_html/tdiary-v5.6.1/lib/tdiary/dispatcher.rb:21:in 'TDiary::Dispatcher#call'
/home/rin/public_html/tdiary-v5.6.1/lib/tdiary/rack/error_handler.rb:16:in 'TDiary::Rack::ErrorHandler#call'
/home/rin/public_html/tdiary-v5.6.1/lib/tdiary/cgi_adapter.rb:28:in 'TDiary::CGIAdapter.run'
/home/rin/public_html/tdiary-v5.6.1/lib/tdiary/cgi_adapter.rb:22:in 'TDiary::CGIAdapter.run_cgi'
/home/rin/public_html/diary/index.rb:21:in '<main>'