I don’t see the video list anymore..

..and if I add a new video the error displayed is:

{"video_meta":{"video":{"0":{"last_video_meta_check":{"value":"1632344658"},"live":{"value":"true"}}},"hls":{"0":{},"16":{}},"subtitles":{"0":[{"code":"","file":""}]},"transcript":{"0":{}},"chapters":{"0":{}}},"player_meta":{},"fv_wp_flowplayer_field_player_name":"","videos":{"0":{"fv_wp_flowplayer_field_src":"https://live.ipstream.it/etvmarche/etvmarche.stream/playlist.m3u8","fv_wp_flowplayer_field_src1":"","fv_wp_flowplayer_field_src2":"","fv_wp_flowplayer_field_width":"","fv_wp_flowplayer_field_height":"","fv_wp_flowplayer_field_rtmp":"","fv_wp_flowplayer_field_rtmp_path":"","fv_wp_flowplayer_field_mobile":"","fv_wp_flowplayer_field_splash":"","fv_wp_flowplayer_field_splash_text":"","fv_wp_flowplayer_field_caption":"","fv_wp_flowplayer_field_start":"","fv_wp_flowplayer_field_end":"","fv_wp_flowplayer_hlskey":""}},"fv_wp_flowplayer_field_width":"","fv_wp_flowplayer_field_height":"","fv_wp_flowplayer_field_autoplay":"","fv_wp_flowplayer_field_embed":"","fv_wp_flowplayer_field_align":"","fv_wp_flowplayer_field_controlbar":"","fv_wp_flowplayer_field_sticky":"","fv_wp_flowplayer_field_playlist":"","fv_wp_flowplayer_field_share":"","fv_wp_flowplayer_field_share_url":"","fv_wp_flowplayer_field_share_title":"","fv_wp_flowplayer_field_speed":"","fv_wp_flowplayer_field_playlist_advance":"","fv_wp_flowplayer_field_ab":"","fv_wp_flowplayer_field_hflip":"","fv_wp_flowplayer_field_qsel":"","fv_wp_flowplayer_hlskey":"","fv_wp_flowplayer_field_copy_text":"","fv_wp_flowplayer_field_end_actions":"","fv_wp_flowplayer_field_redirect":"","fv_wp_flowplayer_field_popup_id":"","fv_wp_flowplayer_field_popup":"","fv_wp_flowplayer_field_email_list":"0","fv_wp_flowplayer_field_ad":"","fv_wp_flowplayer_field_ad_width":"","fv_wp_flowplayer_field_ad_height":"","fv_wp_flowplayer_field_ad_skip":"","fv_wp_flowplayer_field_video_ads":"","fv_wp_flowplayer_field_video_ads_post":"","update":"","deleted_videos":"","deleted_video_meta":"","deleted_player_meta":"","status":"published"}