python:jupyterlab:encoding_error_saving_surrogates_not_allowed [ともやん・どっと・ねっと]

この文書は読取専用です。文書のソースを閲覧することは可能ですが、変更はできません。もし変更したい場合は管理者に連絡してください。
====== トラブルシューティング ======

===== Encoding error saving ...: 'utf-8' codec can't encode character '\udd73' in position 465: surrogates not allowed =====
<WRAP round alert 60% minfont_10>
<code>
rhai_watcher.rs のファイル保存エラー
Encoding error saving /home/tomoyan/my_projects/synapsphere/frontend/src-tauri/
src/rhai_watcher.rs: 'utf-8' codec can't encode character '\udd73' in position 465: 
surrogates not allowed
</code>
<code>
rhai_watcher.rs のファイル保存エラー
NetworkError when attempting to fetch resource.
</code>
</WRAP>

<WRAP color_term>
<WRAP color_command><html><pre>
<font color="#0087FF"><b>$</b></font> <font color="#26A269">mamba</font><font color="#999999"> run </font><font color="#A347BA">-n</font><font color="#999999"> jupyterlab jupyter lab </font><font color="#A347BA">--ip=0.0.0.0</font><font color="#999999"> </font><font color="#A347BA">--port=28888</font><font color="#999999"> </font><font color="#A347BA">--no-browser</font><font color="#999999"> </font><font color="#A347BA">--debug</font>
</pre></html><WRAP>
<WRAP color_result><html><pre>
<font color="#26A269">[I 2025-11-16 18:08:31.730 ServerApp]</font> Saving file at /my_projects/synapsphere/frontend/src-tauri/src/rhai_watcher.rs
<font color="#12488B">[D 2025-11-16 18:08:31.730 ServerApp]</font> Saving /home/tomoyan/my_projects/synapsphere/frontend/src-tauri/src/rhai_watcher.rs
<font color="#A2734C">[W 2025-11-16 18:08:31.731 ServerApp]</font> 400 PUT /api/contents/my_projects/synapsphere/frontend/src-tauri/src/rhai_watcher.rs?1763284111726 (127.0.0.1): Encoding error saving /home/tomoyan/my_projects/synapsphere/frontend/src-tauri/src/rhai_watcher.rs: &apos;utf-8&apos; codec can&apos;t encode character &apos;\udd73&apos; in position 465: surrogates not allowed
<font color="#A2734C">[W 2025-11-16 18:08:31.731 ServerApp]</font> wrote error: &quot;Encoding error saving /home/tomoyan/my_projects/synapsphere/frontend/src-tauri/src/rhai_watcher.rs: &apos;utf-8&apos; codec can&apos;t encode character &apos;\\udd73&apos; in position 465: surrogates not allowed&quot;
    Traceback (most recent call last):
      File &quot;/home/tomoyan/miniforge3/envs/jupyterlab/lib/python3.14/site-packages/jupyter_server/services/contents/fileio.py&quot;, line 604, in _save_file
        bcontent = content.encode(&quot;utf8&quot;)
    UnicodeEncodeError: &apos;utf-8&apos; codec can&apos;t encode character &apos;\udd73&apos; in position 465: surrogates not allowed
    
    The above exception was the direct cause of the following exception:
    
    Traceback (most recent call last):
      File &quot;/home/tomoyan/miniforge3/envs/jupyterlab/lib/python3.14/site-packages/tornado/web.py&quot;, line 1848, in _execute
        result = await result
                 ^^^^^^^^^^^^
      File &quot;/home/tomoyan/miniforge3/envs/jupyterlab/lib/python3.14/site-packages/jupyter_server/auth/decorator.py&quot;, line 73, in inner
        return await out
               ^^^^^^^^^
      File &quot;/home/tomoyan/miniforge3/envs/jupyterlab/lib/python3.14/site-packages/jupyter_server/services/contents/handlers.py&quot;, line 320, in put
        await self._save(model, path)
      File &quot;/home/tomoyan/miniforge3/envs/jupyterlab/lib/python3.14/site-packages/jupyter_server/services/contents/handlers.py&quot;, line 245, in _save
        model = await ensure_async(self.contents_manager.save(model, path))
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File &quot;/home/tomoyan/miniforge3/envs/jupyterlab/lib/python3.14/site-packages/jupyter_core/utils/__init__.py&quot;, line 214, in ensure_async
        result = await obj
                 ^^^^^^^^^
      File &quot;/home/tomoyan/miniforge3/envs/jupyterlab/lib/python3.14/site-packages/jupyter_server/services/contents/largefilemanager.py&quot;, line 133, in save
        return await super().save(model, path)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File &quot;/home/tomoyan/miniforge3/envs/jupyterlab/lib/python3.14/site-packages/jupyter_server/services/contents/filemanager.py&quot;, line 971, in save
        await self._save_file(os_path, model[&quot;content&quot;], model.get(&quot;format&quot;))
      File &quot;/home/tomoyan/miniforge3/envs/jupyterlab/lib/python3.14/site-packages/jupyter_server/services/contents/fileio.py&quot;, line 610, in _save_file
        raise HTTPError(400, f&quot;Encoding error saving {os_path}: {e}&quot;) from e
    tornado.web.HTTPError: HTTP 400: Bad Request (Encoding error saving /home/tomoyan/my_projects/synapsphere/frontend/src-tauri/src/rhai_watcher.rs: &apos;utf-8&apos; codec can&apos;t encode character &apos;\udd73&apos; in position 465: surrogates not allowed)
</pre>
</html></WRAP>
</WRAP>