Just tried again now and it's working normally. I am not sure which of the 
steps I tried solved the issue. Anyways, feel free to ignore this thread 
now. 

Thank you very much for your time.

On Saturday, July 30, 2016 at 8:56:17 PM UTC-5, Kenji Kina wrote:
>
> Yes, I did as follows:
>
>    1. Installed Docker on my Windows 10 PC, configured for Hyper-V. 
>    Windows region configuration is United States, but locale is Spanish - 
>    Peru. 
>    2. Downloaded the Tensorflow CPU Docker container 
>    
> <https://www.tensorflow.org/versions/r0.10/get_started/os_setup.html#docker-installation>
>    .
>    3. Ran as is, and had issues saving outright.
>    4. Updated every package through apt and pip as far as I know, still 
>    had issues.
>    5. Configured the container's locale as en_US.UTF-8, es_ES.UTF-8, 
>    en_US.ISO-8859-1, es_ES.ISO-8859-1. None made any difference
>
> That's where I am right now.
>
> On Thursday, July 28, 2016 at 5:39:09 AM UTC-5, takowl wrote:
>>
>> Does it work if you clear all output before saving? Can you give detailed 
>> steps to reproduce it?
>>
>> On 27 July 2016 at 22:50, Kenji Kina <[email protected]> wrote:
>>
>>> The message originally happened on Chrome, but I just tried on Firefox 
>>> and Edge and I get the same result.
>>>
>>> On Wednesday, July 27, 2016 at 3:34:27 PM UTC-5, takowl wrote:
>>>>
>>>> Is it different with a different browser? The error looks like the 
>>>> browser is producing JSON that's not valid UTF-8, which as far as I know 
>>>> should never be the case.
>>>>
>>>> On 27 July 2016 at 07:24, Kenji Kina <[email protected]> wrote:
>>>>
>>>>> I recently installed the official Tensorflow CPU Docker image which 
>>>>> comes with Jupyter Notebook.
>>>>>
>>>>> I can *use *it without any trouble, but it won't save at all. 
>>>>> Whenever it tries to autosave, it drops me a small nondescript message. 
>>>>> Also, every time I try to save and checkpoint, it gives me the following 
>>>>> error:
>>>>>
>>>>>
>>>>>
>>>>> <https://lh3.googleusercontent.com/-fo7fCXZztUg/V5hS6YRh1gI/AAAAAAAACYM/nvBBLwaf6wEYYr76AVRqYzoZwYe52_bRwCLcB/s1600/UnicodeDecodeError.png>
>>>>>
>>>>> Extracted from the browser inspector I get the following text:
>>>>>
>>>>> Traceback (most recent call last):
>>>>>   File 
>>>>> "/usr/local/lib/python2.7/dist-packages/notebook/base/handlers.py", line 
>>>>> 457, in wrapper
>>>>>     result = yield gen.maybe_future(method(self, *args, **kwargs))
>>>>>   File "/usr/local/lib/python2.7/dist-packages/tornado/gen.py", line 
>>>>> 1015, in run
>>>>>     value = future.result()
>>>>>   File "/usr/local/lib/python2.7/dist-packages/tornado/concurrent.py", 
>>>>> line 237, in result
>>>>>     raise_exc_info(self._exc_info)
>>>>>   File "/usr/local/lib/python2.7/dist-packages/tornado/gen.py", line 
>>>>> 285, in wrapper
>>>>>     yielded = next(result)
>>>>>   File 
>>>>> "/usr/local/lib/python2.7/dist-packages/notebook/services/contents/handlers.py",
>>>>>  
>>>>> line 234, in put
>>>>>     model = self.get_json_body()
>>>>>   File 
>>>>> "/usr/local/lib/python2.7/dist-packages/notebook/base/handlers.py", line 
>>>>> 326, in get_json_body
>>>>>     body = self.request.body.strip().decode(u'utf-8')
>>>>>   File "/usr/lib/python2.7/encodings/utf_8.py", line 16, in decode
>>>>>     return codecs.utf_8_decode(input, errors, True)
>>>>> UnicodeDecodeError: 'utf8' codec can't decode byte 0x81 in position 
>>>>> 4477: invalid start byte
>>>>>
>>>>> I've changed the locale of my docker container's OS (Ubuntu Linux) to 
>>>>> explicit en_US.UTF-8 and en_US.ISO-8859-1 but it hasn't helped.
>>>>>
>>>>> I am at my wits end. Can anyone give me a hand with this?
>>>>>
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>>>>> .
>>>>> For more options, visit https://groups.google.com/d/optout.
>>>>>
>>>>
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>>
>>

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