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Versions

• OS: Windows 7
• GTK Version: 3.24.29
• PyGObject Version: 3.40.1
• GLib Version : 2.68.1
• python-nbxmpp Version: 3.0.0-dev1
• Gajim Version: 1.4.0-dev1

Traceback

Traceback (most recent call last):
  File "C:/msys64/home/appveyor/gajim/win/_build_root/mingw64/lib/python3.8/site-packages/gajim/common/helpers.py", line 1347, in _on_load_finished
  File "C:\Users\Simona\Gajim-Portable-Master-64bit-2021-05-14\UserData\Plugins\url_image_preview\url_image_preview.py", line 380, in _on_orig_load_finished
    if preview.create_thumbnail(data):
  File "C:\Users\Simona\Gajim-Portable-Master-64bit-2021-05-14\UserData\Plugins\url_image_preview\url_image_preview.py", line 819, in create_thumbnail
    self.thumbnail = create_thumbnail(data, self.size)
  File "C:\Users\Simona\Gajim-Portable-Master-64bit-2021-05-14\UserData\Plugins\url_image_preview\utils.py", line 129, in create_thumbnail
    thumbnail = create_thumbnail_with_pil(data, size)
  File "C:\Users\Simona\Gajim-Portable-Master-64bit-2021-05-14\UserData\Plugins\url_image_preview\utils.py", line 181, in create_thumbnail_with_pil
    resize_gif(image, output_file, (size, size))
  File "C:\Users\Simona\Gajim-Portable-Master-64bit-2021-05-14\UserData\Plugins\url_image_preview\utils.py", line 44, in resize_gif
    frames, result = extract_and_resize_frames(image, resize_to)
  File "C:\Users\Simona\Gajim-Portable-Master-64bit-2021-05-14\UserData\Plugins\url_image_preview\utils.py", line 99, in extract_and_resize_frames
    if not image.getpalette():
  File "C:/msys64/home/appveyor/gajim/win/_build_root/mingw64/lib/python3.8/site-packages/PIL/Image.py", line 1360, in getpalette
  File "C:/msys64/home/appveyor/gajim/win/_build_root/mingw64/lib/python3.8/site-packages/PIL/ImageFile.py", line 249, in load
OSError: image file is truncated (5 bytes not processed)

Steps to reproduce the problem

1. start Gajim
2. peng ! ...