系统发生错误

    :(

    count(): Argument #1 ($var) must be of type Countable|array, null given

    错误位置

    FILE: /usr/home/qyu7548770001/htdocs/APP/Runtime/Cache/Home/bc37ea8fbe4c9e9032828706f2586a70.php  LINE: 157

    TRACE

    #0 /usr/home/qyu7548770001/htdocs/ThinkPHP/Library/Think/Storage/Driver/File.class.php(80): include()
    #1 [internal function]: Think\Storage\Driver\File->load('./APP/Runtime/C...', Array, NULL, 'tpl')
    #2 /usr/home/qyu7548770001/htdocs/ThinkPHP/Library/Think/Storage.class.php(37): call_user_func_array(Array, Array)
    #3 /usr/home/qyu7548770001/htdocs/ThinkPHP/Library/Think/Template.class.php(77): Think\Storage::__callstatic('load', Array)
    #4 /usr/home/qyu7548770001/htdocs/ThinkPHP/Library/Behavior/ParseTemplateBehavior.class.php(32): Think\Template->fetch('./APP/Home/View...', Array, '')
    #5 /usr/home/qyu7548770001/htdocs/ThinkPHP/Library/Think/Hook.class.php(119): Behavior\ParseTemplateBehavior->run(Array)
    #6 /usr/home/qyu7548770001/htdocs/ThinkPHP/Library/Think/Hook.class.php(89): Think\Hook::exec('Behavior\\ParseT...', 'run', Array)
    #7 /usr/home/qyu7548770001/htdocs/ThinkPHP/Library/Think/View.class.php(126): Think\Hook::listen('view_parse', Array)
    #8 /usr/home/qyu7548770001/htdocs/ThinkPHP/Library/Think/View.class.php(72): Think\View->fetch('./APP/Home/View...', '', '')
    #9 /usr/home/qyu7548770001/htdocs/ThinkPHP/Library/Think/Controller.class.php(56): Think\View->display('list', '', '', '', '')
    #10 /usr/home/qyu7548770001/htdocs/APP/Home/Controller/ProController.class.php(51): Think\Controller->display('list')
    #11 [internal function]: Home\Controller\ProController->index()
    #12 /usr/home/qyu7548770001/htdocs/ThinkPHP/Library/Think/App.class.php(164): ReflectionMethod->invoke(Object(Home\Controller\ProController))
    #13 /usr/home/qyu7548770001/htdocs/ThinkPHP/Library/Think/App.class.php(202): Think\App::exec()
    #14 /usr/home/qyu7548770001/htdocs/ThinkPHP/Library/Think/Think.class.php(120): Think\App::run()
    #15 /usr/home/qyu7548770001/htdocs/ThinkPHP/ThinkPHP.php(97): Think\Think::start()
    #16 /usr/home/qyu7548770001/htdocs/index.php(26): require('/usr/home/qyu75...')
    #17 {main}