Fatal error: Uncaught Error: [] operator not supported for strings in
....../phpcms/modules/admin/classes/push_api.class.php:143 Stack trace: #0 ....../phpcms/modules/admin/classes/push_api.class.php(50): push_api->position_list(Array, Array, 0, 'content_model') #1 ....../caches/caches_model/caches_data/content_update.class.php(62): push_api->position_update(9, 15, 13, Array, Array, 0) #2 ....../caches/caches_model/caches_data/content_update.class.php(18): content_update->posid('posids', Array) #3 ....../phpcms/model/content_model.class.php(303): content_update->update(Array) #4 ....../phpcms/modules/content/content.php(221): content_model->edit_content(Array, 9) #5 ....../phpcms/libs/classes/application.class.php(31): content->edit() #6
....../phpcms/libs/classes/application.class.php(19): application->init() #7
....../phpcms/base.php(137): application- in
....../phpcms/modules/admin/classes/push_api.class.php on line 143
打开/phpcms/modules/admin/classes/push_api.class.php，大概在约 141行
$fields_arr = $fields_value = '';
将它改为
$fields_arr = $fields_value = [];
保存重新编辑文章即可！