Plugin Error

Errors in plugins? Retry to Update or Configure.

NoMethodError
undefined method `wikipedia' for //n:Regexp
(TDiary::Plugin#eval_src):38:in `block in eval_src'
/home/socodanet/local/tdiary/tdiary-v4.0.0/tdiary/plugin.rb:99:in `eval'
/home/socodanet/local/tdiary/tdiary-v4.0.0/tdiary/plugin.rb:99:in `block in eval_src'
/home/socodanet/local/tdiary/tdiary-v4.0.0/tdiary/core_ext.rb:112:in `block in safe'
/home/socodanet/local/tdiary/tdiary-v4.0.0/tdiary/core_ext.rb:106:in `call'
/home/socodanet/local/tdiary/tdiary-v4.0.0/tdiary/core_ext.rb:106:in `safe'
/home/socodanet/local/tdiary/tdiary-v4.0.0/tdiary/plugin.rb:98:in `eval_src'
/home/socodanet/local/tdiary/tdiary-v4.0.0/tdiary/base.rb:66:in `do_eval_rhtml'
/home/socodanet/local/tdiary/tdiary-v4.0.0/tdiary/base.rb:30:in `eval_rhtml'
/home/socodanet/local/tdiary/tdiary-v4.0.0/tdiary/view.rb:240:in `eval_rhtml'
/home/socodanet/local/tdiary/tdiary-v4.0.0/tdiary/dispatcher/index_main.rb:43:in `run'
/home/socodanet/local/tdiary/tdiary-v4.0.0/tdiary/dispatcher/index_main.rb:6:in `run'
/home/socodanet/local/tdiary/tdiary-v4.0.0/tdiary/dispatcher.rb:26:in `dispatch_cgi'
/home/socodanet/local/tdiary/tdiary-v4.0.0/index.rb:32:in `<top (required)>'
/home/socodanet/local/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:51:in `require'
/home/socodanet/local/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:51:in `require'
index.rb:4:in `<main>'