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    <title>topic Re: Calling map.layers[0] fails in ArcGIS API for Python Questions</title>
    <link>https://community.esri.com/t5/arcgis-api-for-python-questions/calling-map-layers-0-fails/m-p/813047#M2541</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;I just did a quick check/test using your same workflow, and I don't get the error.&amp;nbsp; What is returned from the item.type property?&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Fri, 14 Feb 2020 15:45:25 GMT</pubDate>
    <dc:creator>JoshuaBixby</dc:creator>
    <dc:date>2020-02-14T15:45:25Z</dc:date>
    <item>
      <title>Calling map.layers[0] fails</title>
      <link>https://community.esri.com/t5/arcgis-api-for-python-questions/calling-map-layers-0-fails/m-p/813046#M2540</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;According to&amp;nbsp;&lt;A class="link-titled" href="https://developers.arcgis.com/python/guide/using-the-map-widget/#Adding-layers-to-the-map" title="https://developers.arcgis.com/python/guide/using-the-map-widget/#Adding-layers-to-the-map" rel="nofollow noopener noreferrer" target="_blank"&gt;3D Mode | ArcGIS for Developers&lt;/A&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;if I call&lt;/P&gt;&lt;PRE class="lia-code-sample line-numbers language-none"&gt;&lt;CODE&gt;world_countries_item &lt;SPAN class="operator token"&gt;=&lt;/SPAN&gt; gis&lt;SPAN class="punctuation token"&gt;.&lt;/SPAN&gt;content&lt;SPAN class="punctuation token"&gt;.&lt;/SPAN&gt;&lt;SPAN class="keyword token"&gt;get&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;(&lt;/SPAN&gt;&lt;SPAN class="string token"&gt;'ac80670eb213440ea5899bbf92a04998'&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;)&lt;/SPAN&gt;
world_countries_layer &lt;SPAN class="operator token"&gt;=&lt;/SPAN&gt; world_countries_item&lt;SPAN class="punctuation token"&gt;.&lt;/SPAN&gt;layers&lt;SPAN class="punctuation token"&gt;[&lt;/SPAN&gt;&lt;SPAN class="number token"&gt;0&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;]&lt;/SPAN&gt; 
world_countries_layer‍‍‍‍‍‍‍‍‍‍‍‍&lt;/CODE&gt;&lt;/PRE&gt;&lt;P&gt;I should see some output&lt;/P&gt;&lt;PRE class="lia-code-sample line-numbers language-none"&gt;&lt;CODE&gt;ops_map &lt;SPAN class="operator token"&gt;=&lt;/SPAN&gt; gis&lt;SPAN class="punctuation token"&gt;.&lt;/SPAN&gt;content&lt;SPAN class="punctuation token"&gt;.&lt;/SPAN&gt;&lt;SPAN class="token function"&gt;get&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;(&lt;/SPAN&gt;&lt;SPAN class="string token"&gt;'3fcf74a391804b81bff12d56442f23d5'&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;)&lt;/SPAN&gt;
ops_map_layer &lt;SPAN class="operator token"&gt;=&lt;/SPAN&gt; ops_map&lt;SPAN class="punctuation token"&gt;.&lt;/SPAN&gt;layers&lt;SPAN class="punctuation token"&gt;[&lt;/SPAN&gt;&lt;SPAN class="number token"&gt;0&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;]&lt;/SPAN&gt;&lt;SPAN class="line-numbers-rows"&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/CODE&gt;&lt;/PRE&gt;&lt;P&gt;But I get&amp;nbsp;&lt;/P&gt;&lt;PRE class="lia-code-sample line-numbers language-none"&gt;&lt;CODE&gt;Traceback &lt;SPAN class="punctuation token"&gt;(&lt;/SPAN&gt;most recent call last&lt;SPAN class="punctuation token"&gt;)&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;:&lt;/SPAN&gt;
 File &lt;SPAN class="string token"&gt;"C:\Program Files\ArcGIS\Pro\bin\Python\envs\arcgispro-py3\lib\site-packages\arcgis\gis\__init__.py"&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;,&lt;/SPAN&gt; line &lt;SPAN class="number token"&gt;6773&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;,&lt;/SPAN&gt; &lt;SPAN class="keyword token"&gt;in&lt;/SPAN&gt; __getitem__
 &lt;SPAN class="keyword token"&gt;return&lt;/SPAN&gt; dict&lt;SPAN class="punctuation token"&gt;.&lt;/SPAN&gt;__getitem__&lt;SPAN class="punctuation token"&gt;(&lt;/SPAN&gt;self&lt;SPAN class="punctuation token"&gt;,&lt;/SPAN&gt; k&lt;SPAN class="punctuation token"&gt;)&lt;/SPAN&gt;
KeyError&lt;SPAN class="punctuation token"&gt;:&lt;/SPAN&gt; &lt;SPAN class="string token"&gt;'layers'&lt;/SPAN&gt;
During handling of the above exception&lt;SPAN class="punctuation token"&gt;,&lt;/SPAN&gt; another exception occurred&lt;SPAN class="punctuation token"&gt;:&lt;/SPAN&gt;
Traceback &lt;SPAN class="punctuation token"&gt;(&lt;/SPAN&gt;most recent call last&lt;SPAN class="punctuation token"&gt;)&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;:&lt;/SPAN&gt;
 File &lt;SPAN class="string token"&gt;"&amp;lt;string&amp;gt;"&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;,&lt;/SPAN&gt; line &lt;SPAN class="number token"&gt;1&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;,&lt;/SPAN&gt; &lt;SPAN class="keyword token"&gt;in&lt;/SPAN&gt; &lt;SPAN class="operator token"&gt;&amp;lt;&lt;/SPAN&gt;module&lt;SPAN class="operator token"&gt;&amp;gt;&lt;/SPAN&gt;
 File &lt;SPAN class="string token"&gt;"C:\Program Files\ArcGIS\Pro\bin\Python\envs\arcgispro-py3\lib\site-packages\arcgis\gis\__init__.py"&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;,&lt;/SPAN&gt; line &lt;SPAN class="number token"&gt;6746&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;,&lt;/SPAN&gt; &lt;SPAN class="keyword token"&gt;in&lt;/SPAN&gt; __getattribute__
 &lt;SPAN class="keyword token"&gt;if&lt;/SPAN&gt; self&lt;SPAN class="punctuation token"&gt;[&lt;/SPAN&gt;&lt;SPAN class="string token"&gt;'layers'&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;]&lt;/SPAN&gt; &lt;SPAN class="operator token"&gt;==&lt;/SPAN&gt; None &lt;SPAN class="operator token"&gt;or&lt;/SPAN&gt; self&lt;SPAN class="punctuation token"&gt;[&lt;/SPAN&gt;&lt;SPAN class="string token"&gt;'layers'&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;]&lt;/SPAN&gt; &lt;SPAN class="operator token"&gt;==&lt;/SPAN&gt; &lt;SPAN class="punctuation token"&gt;[&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;]&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;:&lt;/SPAN&gt;
 File &lt;SPAN class="string token"&gt;"C:\Program Files\ArcGIS\Pro\bin\Python\envs\arcgispro-py3\lib\site-packages\arcgis\gis\__init__.py"&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;,&lt;/SPAN&gt; line &lt;SPAN class="number token"&gt;6777&lt;/SPAN&gt;&lt;SPAN class="punctuation token"&gt;,&lt;/SPAN&gt; &lt;SPAN class="keyword token"&gt;in&lt;/SPAN&gt; __getitem__
 &lt;SPAN class="keyword token"&gt;return&lt;/SPAN&gt; dict&lt;SPAN class="punctuation token"&gt;.&lt;/SPAN&gt;__getitem__&lt;SPAN class="punctuation token"&gt;(&lt;/SPAN&gt;self&lt;SPAN class="punctuation token"&gt;,&lt;/SPAN&gt; k&lt;SPAN class="punctuation token"&gt;)&lt;/SPAN&gt;
KeyError&lt;SPAN class="punctuation token"&gt;:&lt;/SPAN&gt; &lt;SPAN class="string token"&gt;'layers'&lt;/SPAN&gt;&lt;SPAN class="line-numbers-rows"&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;SPAN&gt;‍&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/CODE&gt;&lt;/PRE&gt;&lt;P&gt;This is a real working AGOL map with many layers, so what's going on here? And yes I'm logged as the same owner of the map&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Sun, 12 Dec 2021 09:34:28 GMT</pubDate>
      <guid>https://community.esri.com/t5/arcgis-api-for-python-questions/calling-map-layers-0-fails/m-p/813046#M2540</guid>
      <dc:creator>ThomasColson</dc:creator>
      <dc:date>2021-12-12T09:34:28Z</dc:date>
    </item>
    <item>
      <title>Re: Calling map.layers[0] fails</title>
      <link>https://community.esri.com/t5/arcgis-api-for-python-questions/calling-map-layers-0-fails/m-p/813047#M2541</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;I just did a quick check/test using your same workflow, and I don't get the error.&amp;nbsp; What is returned from the item.type property?&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Fri, 14 Feb 2020 15:45:25 GMT</pubDate>
      <guid>https://community.esri.com/t5/arcgis-api-for-python-questions/calling-map-layers-0-fails/m-p/813047#M2541</guid>
      <dc:creator>JoshuaBixby</dc:creator>
      <dc:date>2020-02-14T15:45:25Z</dc:date>
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