启动服务后，出现下面的问题：
ERROR Plugin load failed: hexo-generator-search TypeError: Cannot set property 'cdata' of undefined at Object.<anonymous> (G:\project\Hexo\Blog\node_modules\hexo-generator-search\lib\xml_generator.js:5:19) at Module._compile (module.js:643:30) at Object.Module._extensions..js (module.js:654:10) at Module.load (module.js:556:32) at tryModuleLoad (module.js:499:12) at Function.Module._load (module.js:491:3) at Module.require (module.js:587:17) at require (G:\project\Hexo\Blog\node_modules\hexo\lib\hexo\index.js:216:21) at G:\project\Hexo\Blog\node_modules\hexo-generator-search\index.js:20:40 at G:\project\Hexo\Blog\node_modules\hexo\lib\hexo\index.js:232:12 at tryCatcher (G:\project\Hexo\Blog\node_modules\bluebird\js\release\util.js:16:23) at Promise._settlePromiseFromHandler (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:512:31) at Promise._settlePromise (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:569:18) at Promise._settlePromise0 (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:614:10) at Promise._settlePromises (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:693:18) at Promise._fulfill (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:638:18) at Promise._resolveCallback (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:432:57) at Promise._settlePromiseFromHandler (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:524:17) at Promise._settlePromise (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:569:18) at Promise._settlePromise0 (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:614:10) at Promise._settlePromises (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:693:18) at Promise._fulfill (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:638:18) INFO Start processing INFO Hexo is running at http://localhost:4001/. Press Ctrl+C to stop.
能够正常访问，但是看着不舒服，本机的环境是：node.js v8.9.4; hexo 3.5.0;
安装顺序按照wiki进行的，很顺利
请问这是什么原因?谢谢！
启动服务后，出现下面的问题：
ERROR Plugin load failed: hexo-generator-search TypeError: Cannot set property 'cdata' of undefined at Object.<anonymous> (G:\project\Hexo\Blog\node_modules\hexo-generator-search\lib\xml_generator.js:5:19) at Module._compile (module.js:643:30) at Object.Module._extensions..js (module.js:654:10) at Module.load (module.js:556:32) at tryModuleLoad (module.js:499:12) at Function.Module._load (module.js:491:3) at Module.require (module.js:587:17) at require (G:\project\Hexo\Blog\node_modules\hexo\lib\hexo\index.js:216:21) at G:\project\Hexo\Blog\node_modules\hexo-generator-search\index.js:20:40 at G:\project\Hexo\Blog\node_modules\hexo\lib\hexo\index.js:232:12 at tryCatcher (G:\project\Hexo\Blog\node_modules\bluebird\js\release\util.js:16:23) at Promise._settlePromiseFromHandler (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:512:31) at Promise._settlePromise (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:569:18) at Promise._settlePromise0 (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:614:10) at Promise._settlePromises (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:693:18) at Promise._fulfill (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:638:18) at Promise._resolveCallback (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:432:57) at Promise._settlePromiseFromHandler (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:524:17) at Promise._settlePromise (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:569:18) at Promise._settlePromise0 (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:614:10) at Promise._settlePromises (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:693:18) at Promise._fulfill (G:\project\Hexo\Blog\node_modules\bluebird\js\release\promise.js:638:18) INFO Start processing INFO Hexo is running at http://localhost:4001/. Press Ctrl+C to stop.能够正常访问，但是看着不舒服，本机的环境是：node.js v8.9.4; hexo 3.5.0; 安装顺序按照wiki进行的，很顺利 请问这是什么原因?谢谢！