WARNING: unknown config-key: url.redirect (ignored)

If you see this error 

引用

WARNING: unknown config-key: url.redirect (ignored) 

Then you need to add mod_redirect under server.modules in your lighttpd conf file: 

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server.modules              = ( 
                                "mod_rewrite", 
                                "mod_redirect", 
                                "mod_alias", 
                                "mod_access", 
                                ... 
) 

http://redmine.lighttpd.net/wiki/lighttpd/HowToRedirectHttpToHttps