下载时出错：image file is truncated #21

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1. daxiaamo

   closed this as completedon Feb 26, 2021
2. daxiaamo

   reopened this on Feb 26, 2021
3. tnkxiamimi commented on Oct 30, 2021

   

   tnkxiamimi

   on Oct 30, 2021

   More actions

   我也遇到这这样的问题，请问怎么解决

   [2021-10-30 10:23:11] 分块313/500下载完毕
   Traceback (most recent call last):
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\sit
   e-packages\PIL\ImageFile.py", line 237, in load
   s = read(self.decodermaxblock)
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\sit
   e-packages\PIL\PngImagePlugin.py", line 896, in load_read
   cid, pos, length = self.png.read()
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\sit
   e-packages\PIL\PngImagePlugin.py", line 162, in read
   length = i32(s)
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\sit
   e-packages\PIL_binary.py", line 85, in i32be
   return unpack_from(">I", c, o)[0]
   struct.error: unpack_from requires a buffer of at least 4 bytes for unpacking 4
   bytes at offset 0 (actual buffer size is 0)

   The above exception was the direct cause of the following exception:

   Traceback (most recent call last):
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\run
   py.py", line 194, in run_module_as_main
   return run_code(code, main_globals, None,
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\run
   py.py", line 87, in run_code
   exec(code, run_globals)
   File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38-32\Scripts
   \cdrive.exe_main.py", line 7, in
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\sit
   e-packages\CDNDrive_main.py", line 329, in main
   args.func(args)
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\sit
   e-packages\CDNDrive_main.py", line 232, in download_handle
   for h in hdls: h.result()
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\con
   current\futures_base.py", line 432, in result
   return self.__get_result()
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\con
   current\futures_base.py", line 388, in __get_result
   raise self.exception
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\con
   current\futures\thread.py", line 57, in run
   result = self.fn(*self.args, **self.kwargs)
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\sit
   e-packages\CDNDrive_main.py", line 183, in tr_download
   block = encoder.decode(block)
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\sit
   e-packages\CDNDrive\encoders\PngEncoder.py", line 72, in decode
   return self.decode_png(data)
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\sit
   e-packages\CDNDrive\encoders\PngEncoder.py", line 62, in decode_png
   data = img.tobytes()
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\sit
   e-packages\PIL\Image.py", line 744, in tobytes
   self.load()
   File "c:\users\administrator\appdata\local\programs\python\python38-32\lib\sit
   e-packages\PIL\ImageFile.py", line 243, in load
   raise OSError("image file is truncated") from e
   OSError: image file is truncated
4. Tmn07 commented on Apr 5, 2022

   

   Tmn07

   on Apr 5, 2022

   More actions

   某个资源下载时也会碰到这个问题。重试了几次，不是出现在固定的某个分块之后。把此链接分享给别人可以成功下载，像是我这边网络问题？这种情况下无法续传，似乎只能重新下载。

   [2022-04-05 02:24:54] 分块1478/1657下载完毕
   Traceback (most recent call last):
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\site-packages\PIL\ImageFile.py", line 239, in load
   s = read(self.decodermaxblock)
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\site-packages\PIL\PngImagePlugin.py", line 923, in load_read
   cid, pos, length = self.png.read()
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\site-packages\PIL\PngImagePlugin.py", line 189, in read
   length = i32(s)
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\site-packages\PIL_binary.py", line 85, in i32be
   return unpack_from(">I", c, o)[0]
   struct.error: unpack_from requires a buffer of at least 4 bytes for unpacking 4 bytes at offset 0 (actual buffer size is 0)

   The above exception was the direct cause of the following exception:

   Traceback (most recent call last):
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\runpy.py", line 194, in run_module_as_main
   return run_code(code, main_globals, None,
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\runpy.py", line 87, in run_code
   exec(code, run_globals)
   File "C:\Users\Tmn07.pyenv\pyenv-win\versions\3.8.10\Scripts\CDNDrive.exe_main.py", line 7, in
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\site-packages\CDNDrive_main.py", line 329, in main
   args.func(args)
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\site-packages\CDNDrive_main.py", line 232, in download_handle
   for h in hdls: h.result()
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\concurrent\futures_base.py", line 437, in result
   return self.__get_result()
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\concurrent\futures_base.py", line 389, in __get_result
   raise self.exception
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\concurrent\futures\thread.py", line 57, in run
   result = self.fn(*self.args, **self.kwargs)
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\site-packages\CDNDrive_main.py", line 183, in tr_download
   block = encoder.decode(block)
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\site-packages\CDNDrive\encoders\PngEncoder.py", line 72, in decode
   return self.decode_png(data)
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\site-packages\CDNDrive\encoders\PngEncoder.py", line 62, in decode_png
   data = img.tobytes()
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\site-packages\PIL\Image.py", line 762, in tobytes
   self.load()
   File "c:\users\tmn07.pyenv\pyenv-win\versions\3.8.10\lib\site-packages\PIL\ImageFile.py", line 245, in load
   raise OSError("image file is truncated") from e
   OSError: image file is truncated