[Error] [FFmpeg] Error during demuxing: Not yet implemented in FFmpeg, patches welcome / Cannot determine format of input 0:0 after EOF

[ProtagNeptune]

[13:01:16.246][Info] Loading image from `https://img3.gelbooru.com/images/56/1d/561df17e7bef4d6f226e144186d5f494.png` 1
[13:01:16.255][Info] Not enough information to directly load the image (from blacklist: 0 / from file url: 0 / from filename tags: 1/2)
[13:01:16.255][Info] Loading image details from `https://gelbooru.com/index.php?page=post&s=view&id=9952923`
[13:01:16.475][Info] Loading and saving image from `https://img3.gelbooru.com/images/56/1d/561df17e7bef4d6f226e144186d5f494.png` in `C:\Users\jelly\Grabber\#Monitors\Frieren\ani\561df17e7bef4d6f226e144186d5f494.png`
[13:01:21.474][Error] [FFmpeg] [in#0/apng @ 00000271b5c26ac0] Error during demuxing: Not yet implemented in FFmpeg, patches welcome
Cannot determine format of input 0:0 after EOF
[vf#0:0 @ 00000271b5c548c0] Task finished with error code: -1094995529 (Invalid data found when processing input)
[vf#0:0 @ 00000271b5c548c0] Terminating thread with return code -1094995529 (Invalid data found when processing input)
[vost#0:0/libwebp_anim @ 00000271b5c53740] Could not open encoder before EOF
[vost#0:0/libwebp_anim @ 00000271b5c53740] Task finished with error code: -22 (Invalid argument)
[vost#0:0/libwebp_anim @ 00000271b5c53740] Terminating thread with return code -22 (Invalid argument)
[out#0/webp @ 00000271b5c40a00] Nothing was written into output file, because at least one of its streams received no packets.
[13:01:21.476][Warning] Cleaning up failed conversion target file: `C:/Users/jelly/Grabber/#Monitors/Frieren/ani\561df17e7bef4d6f226e144186d5f494.webp`
[13:01:23.881][Warning] [Exiftool] Warning: No writable tags set from C:/Users/jelly/Grabber/#Monitors/Frieren/ani/561df17e7bef4d6f226e144186d5f494.png

[13:01:31.607][Info] Loading image from `https://img3.gelbooru.com/images/c9/9e/c99e920c680a8765f59e3ee644c95b4e.png` 1
[13:01:31.621][Info] Not enough information to directly load the image (from blacklist: 0 / from file url: 0 / from filename tags: 1/2)
[13:01:31.622][Info] Loading image details from `https://gelbooru.com/index.php?page=post&s=view&id=9923374`
[13:01:31.888][Info] Loading and saving image from `https://img3.gelbooru.com/images/c9/9e/c99e920c680a8765f59e3ee644c95b4e.png` in `C:\Users\jelly\Grabber\#Monitors\Frieren\ani\c99e920c680a8765f59e3ee644c95b4e.png`
[13:01:34.835][Error] [FFmpeg] [in#0/apng @ 0000022d56c26ac0] Error during demuxing: Not yet implemented in FFmpeg, patches welcome
Cannot determine format of input 0:0 after EOF
[vf#0:0 @ 0000022d56c548c0] Task finished with error code: -1094995529 (Invalid data found when processing input)
[vf#0:0 @ 0000022d56c548c0] Terminating thread with return code -1094995529 (Invalid data found when processing input)
[vost#0:0/libwebp_anim @ 0000022d56c53740] Could not open encoder before EOF
[vost#0:0/libwebp_anim @ 0000022d56c53740] Task finished with error code: -22 (Invalid argument)
[vost#0:0/libwebp_anim @ 0000022d56c53740] Terminating thread with return code -22 (Invalid argument)
[out#0/webp @ 0000022d56c40a00] Nothing was written into output file, because at least one of its streams received no packets.
[13:01:34.837][Warning] Cleaning up failed conversion target file: `C:/Users/jelly/Grabber/#Monitors/Frieren/ani\c99e920c680a8765f59e3ee644c95b4e.webp`
[13:01:34.873][Warning] [Exiftool] Warning: No writable tags set from C:/Users/jelly/Grabber/#Monitors/Frieren/ani/c99e920c680a8765f59e3ee644c95b4e.png

[13:01:57.956][Info] Loading image from `https://img3.gelbooru.com/images/ed/05/ed0565ef261c086eb59add3a5e8a287a.png` 1
[13:01:57.971][Info] Not enough information to directly load the image (from blacklist: 0 / from file url: 0 / from filename tags: 1/2)
[13:01:57.971][Info] Loading image details from `https://gelbooru.com/index.php?page=post&s=view&id=9671400`
[13:01:58.281][Info] Loading and saving image from `https://img3.gelbooru.com/images/ed/05/ed0565ef261c086eb59add3a5e8a287a.png` in `C:\Users\jelly\Grabber\#Monitors\Frieren\ani\ed0565ef261c086eb59add3a5e8a287a.png`
[13:02:03.221][Error] [FFmpeg] [in#0/apng @ 000002b3bdf76ac0] Error during demuxing: Not yet implemented in FFmpeg, patches welcome
Cannot determine format of input 0:0 after EOF
[vf#0:0 @ 000002b3bdfa48c0] Task finished with error code: -1094995529 (Invalid data found when processing input)
[vf#0:0 @ 000002b3bdfa48c0] Terminating thread with return code -1094995529 (Invalid data found when processing input)
[vost#0:0/libwebp_anim @ 000002b3bdfa3740] Could not open encoder before EOF
[vost#0:0/libwebp_anim @ 000002b3bdfa3740] Task finished with error code: -22 (Invalid argument)
[vost#0:0/libwebp_anim @ 000002b3bdfa3740] Terminating thread with return code -22 (Invalid argument)
[out#0/webp @ 000002b3bdf90a00] Nothing was written into output file, because at least one of its streams received no packets.
[13:02:03.222][Warning] Cleaning up failed conversion target file: `C:/Users/jelly/Grabber/#Monitors/Frieren/ani\ed0565ef261c086eb59add3a5e8a287a.webp`
[13:02:03.277][Warning] [Exiftool] Warning: No writable tags set from C:/Users/jelly/Grabber/#Monitors/Frieren/ani/ed0565ef261c086eb59add3a5e8a287a.png