系统发生错误

[8] ErrorException in Api.php line 1188

Trying to access array offset on value of type null

    /**
     * 校园页面api 传cname字段说明是后台自定义链接，穿id是前台正常点击
     */
    public function school_home(){
        $post_data = $this->request->param();

        if(is_numeric($post_data['id']) == false){
            // 查询昵称
            $data = Db::name('AdminSchool')->where(['is_deleted'=>0,'satic_url'=>$post_data['id']])->find();
            $id = $data['id'];
        }else{
            $id = $post_data['id'];
            $data = Db::name('AdminSchool')->where('id',$id)->where(['is_deleted' => '0'])->find();
        }

        // 学校轮播
        $data['school_banner'] = Db::name('AdminSchoolbanner')->where('school_id',$id)->where(['is_deleted' => '0'])->select();
        foreach ($data['school_banner'] as $key => &$value) {
            $value['image'] = $value['img'];

Call Stack

in Api.php line 1188
at Error::appError() in Api.php line 1188
at Api->school_home()
at ReflectionMethod->invokeArgs() in Container.php line 395
at Container->invokeReflectMethod() in Module.php line 131
at Module->think\route\dispatch\{closure}()
at call_user_func_array() in Middleware.php line 185
at Middleware->think\{closure}()
at call_user_func() in Middleware.php line 130
at Middleware->dispatch() in Module.php line 136
at Module->exec() in Dispatch.php line 168
at Dispatch->run() in App.php line 432
at App->think\{closure}()
at call_user_func_array() in Middleware.php line 185
at Middleware->think\{closure}() in sys.php line 132
at {closure}()
at call_user_func_array() in Middleware.php line 185
at Middleware->think\{closure}() in common.php line 247
at {closure}()
at call_user_func_array() in Middleware.php line 185
at Middleware->think\{closure}()
at call_user_func() in Middleware.php line 130
at Middleware->dispatch() in App.php line 435
at App->run() in index.php line 6

Environment Variables

GET Data
id	136.html

Server/Request Data
USER	www
HOME	/home/www
HTTP_ACCEPT_ENCODING	br, gzip, deflate
HTTP_USER_AGENT	node
HTTP_SEC_FETCH_MODE	cors
HTTP_ACCEPT_LANGUAGE	*
HTTP_ACCEPT	/
HTTP_CONNECTION	keep-alive
HTTP_HOST	houtai.ieduonline.cn
PATH_INFO
REDIRECT_STATUS	200
SERVER_NAME	houtai.ieduonline.cn
SERVER_PORT	443
SERVER_ADDR	10.0.24.2
REMOTE_PORT	35928
REMOTE_ADDR	152.136.139.222
SERVER_SOFTWARE	nginx/1.22.1
GATEWAY_INTERFACE	CGI/1.1
HTTPS	on
REQUEST_SCHEME	https
SERVER_PROTOCOL	HTTP/1.1
DOCUMENT_ROOT	/www/wwwroot/houtai.ieduonline.cn/public
DOCUMENT_URI	/index.php
REQUEST_URI	/index/api/school_home?id=136.html
SCRIPT_NAME	/index.php
CONTENT_LENGTH
CONTENT_TYPE
REQUEST_METHOD	GET
QUERY_STRING	s=/index/api/school_home&id=136.html
SCRIPT_FILENAME	/www/wwwroot/houtai.ieduonline.cn/public/index.php
FCGI_ROLE	RESPONDER
PHP_SELF	/index.php
REQUEST_TIME_FLOAT	1761616293.853
REQUEST_TIME	1761616293

ThinkPHP Constants
QINIU_FUNCTIONS_VERSION	7.12.0
PINYIN_DEFAULT	4096
PINYIN_TONE	2
PINYIN_NO_TONE	4
PINYIN_ASCII_TONE	8
PINYIN_NAME	16
PINYIN_KEEP_NUMBER	32
PINYIN_KEEP_ENGLISH	64
PINYIN_UMLAUT_V	128
PINYIN_KEEP_PUNCTUATION	256

ThinkPHP V5.1.41 LTS { 十年磨一剑-为API开发设计的高性能框架 }

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