I am using apache2 + mod_jk(ajp protocol) + tomcat7. but I always get the error below: [Sat Mar 30 17:30:54.691 2013] [25238:3074365824] [info] init_jk::mod_jk.c (3365): mod_jk/1.2.37 initialized [Sat Mar 30 17:30:54.691 2013] [25238:3074365824] [error] extension_fix::jk_uri_worker_map.c (564): Could not find worker with name 'jk-manager' in uri map post processing. [Sat Mar 30 17:30:54.691 2013] [25238:3074365824] [error] extension_fix::jk_uri_worker_map.c (564): Could not find worker with name 'jk-status' in uri map post processing. Any clue?