[8] ErrorException in ArticleController.php line 206

Trying to access array offset on value of type null

  1.      * @author:bingo

  2.      * @time:2018年7月4日10:39:50

  3.      */

  4.     public function articleTechnologyList(){

  5.         $category_index_id = Request::param('category_index') ? : 1;//一级分类ID 根据该值获取所有的二级导航内容

  6.         $category_id = Request::param('category_id') ? : 0;//用来获取导航栏中的二级分类，如果没有二级分类，默认为0

  7. 

  8.         $categoryModel = new CategoryModel();

  9.         if ($category_id) {

  10.             $category_index_id = $categoryModel->getObj('id=:id',['id'=>$category_id],'father_id')['father_id'];

  11.         }

  12. 

  13.         $articleModel = new ArticleModel();

  14.         $list = $articleModel->getList($category_index_id,$category_id);

  15. 

  16.         //获取分类信息

  17.         $categoryModel = new CategoryModel();

  18.         $category_data = $categoryModel->getCategoryByOne($category_index_id);//结果数据进行填充右侧二级分类导航栏

  19.         $functionModel = new FunctionModel();

Call Stack

  1. in ArticleController.php line 206
  2. at Error::appError(8, 'Trying to access arr...', '/data/www/youzi/appl...', 206, ['category_index_id' => 1, 'category_id' => '技术文章', 'categoryModel' => object(CategoryModel)]) in ArticleController.php line 206
  3. at ArticleController->articleTechnologyList()
  4. at ReflectionMethod->invokeArgs(object(ArticleController), []) in Container.php line 340
  5. at Container->invokeReflectMethod(object(ArticleController), object(ReflectionMethod), ['category_id' => '技术文章']) in Module.php line 125
  6. at Module->exec() in Dispatch.php line 165
  7. at Dispatch->run() in App.php line 455
  8. at App->think\{closure}(object(Request), object(Closure), null)
  9. at call_user_func_array(object(Closure), [object(Request), object(Closure), null]) in Middleware.php line 142
  10. at Middleware->think\{closure}(object(Request))
  11. at call_user_func(object(Closure), object(Request)) in Middleware.php line 94
  12. at Middleware->dispatch(object(Request)) in App.php line 478
  13. at App->run() in index.php line 25

Environment Variables

GET Dataempty
POST Dataempty
Filesempty
Cookiesempty
Sessionempty
Server/Request Data
USER nobody
HOME /
HTTP_HOST youzfx.cn
HTTP_USER_AGENT Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
HTTP_ACCEPT */*
REDIRECT_STATUS 200
SERVER_NAME www.youzfx.cn
SERVER_PORT 443
SERVER_ADDR 172.16.160.248
REMOTE_PORT 23623
REMOTE_ADDR 18.117.196.184
SERVER_SOFTWARE nginx/1.9.4
GATEWAY_INTERFACE CGI/1.1
HTTPS on
REQUEST_SCHEME https
SERVER_PROTOCOL HTTP/1.1
DOCUMENT_ROOT /data/www/youzi
DOCUMENT_URI /index.php/category/技术文章/
REQUEST_URI /category/%e6%8a%80%e6%9c%af%e6%96%87%e7%ab%a0/
SCRIPT_NAME /index.php
CONTENT_LENGTH
CONTENT_TYPE
REQUEST_METHOD GET
QUERY_STRING
PATH_INFO /category/技术文章/
SCRIPT_FILENAME /data/www/youzi/index.php
FCGI_ROLE RESPONDER
PHP_SELF /index.php/category/技术文章/
REQUEST_TIME_FLOAT 1713540802.0449
REQUEST_TIME 1713540802
argv []
argc 0
Environment Variables
USER nobody
HOME /
HTTP_HOST youzfx.cn
HTTP_USER_AGENT Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
HTTP_ACCEPT */*
REDIRECT_STATUS 200
SERVER_NAME www.youzfx.cn
SERVER_PORT 443
SERVER_ADDR 172.16.160.248
REMOTE_PORT 23623
REMOTE_ADDR 18.117.196.184
SERVER_SOFTWARE nginx/1.9.4
GATEWAY_INTERFACE CGI/1.1
HTTPS on
REQUEST_SCHEME https
SERVER_PROTOCOL HTTP/1.1
DOCUMENT_ROOT /data/www/youzi
DOCUMENT_URI /index.php/category/技术文章/
REQUEST_URI /category/%e6%8a%80%e6%9c%af%e6%96%87%e7%ab%a0/
SCRIPT_NAME /index.php
CONTENT_LENGTH
CONTENT_TYPE
REQUEST_METHOD GET
QUERY_STRING
PATH_INFO /category/技术文章/
SCRIPT_FILENAME /data/www/youzi/index.php
FCGI_ROLE RESPONDER
PHP_SELF /index.php/category/技术文章/
REQUEST_TIME_FLOAT 1713540802.0449
REQUEST_TIME 1713540802
argv []
argc 0
ThinkPHP Constants
ROOT_PATH /data/www/youzi