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    <title>topic Cannot open any webmap item through webappviewer in ArcGIS Web AppBuilder Questions</title>
    <link>https://community.esri.com/t5/arcgis-web-appbuilder-questions/cannot-open-any-webmap-item-through-webappviewer/m-p/251591#M6817</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;DIV style="color: #d4d4d4; background-color: #1e1e1e; font-weight: normal; font-size: 14px;"&gt;&lt;DIV&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN style="color: #d4d4d4;"&gt;&amp;nbsp;&lt;SPAN style="color: #000000;"&gt;I'm following this:&amp;nbsp;&lt;A class="link-titled" href="https://www.youtube.com/watch?v=MKEIvRlybC4" title="https://www.youtube.com/watch?v=MKEIvRlybC4"&gt;Web AppBuilder for ArcGIS: Customizing and Extending - YouTube&lt;/A&gt;&amp;nbsp;&amp;nbsp; video, provided by esri.&amp;nbsp;&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN style="color: #000000;"&gt;wab 2.15. - I tought it's because of the certificate error, but after providing cert, the problem remains. I can open this webmap in the webappbuilder.&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;With this conf.(section):&lt;/DIV&gt;&lt;DIV&gt;&amp;nbsp;"portalUrl":&amp;nbsp;"https://hostname.local/portal",&lt;/DIV&gt;&lt;DIV&gt;&amp;nbsp;&amp;nbsp;"appId":&amp;nbsp;"",&lt;/DIV&gt;&lt;DIV&gt;&amp;nbsp;&amp;nbsp;"authorizedCrossOriginDomains":&amp;nbsp;[],&lt;/DIV&gt;&lt;DIV&gt;"map": {&lt;BR /&gt;&amp;nbsp; &amp;nbsp; "3D": false,&lt;BR /&gt;&amp;nbsp; &amp;nbsp; "2D": true,&lt;BR /&gt;&amp;nbsp; &amp;nbsp; "position": {&lt;BR /&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp; "left": 0,&lt;BR /&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp; "top": 0,&lt;BR /&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp; "right": 0,&lt;BR /&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp;"bottom": 0&lt;BR /&gt; },&lt;BR /&gt; "itemId": "43bjh424bkb5353",&lt;BR /&gt; "mapOptions": {},&lt;BR /&gt; "id": "map",&lt;BR /&gt; "portalUrl": "https://hostname.local/portal"&lt;/DIV&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Writing this into browser:&lt;/P&gt;&lt;P&gt;&lt;A class="link-titled" href="https://v-wamgisap-01-d.mavir.local:3344/webappviewer/?config=configs/config.json" title="https://v-wamgisap-01-d.mavir.local:3344/webappviewer/?config=configs/config.json"&gt;https://hostname.local:3344/webappviewer/?config=configs/config.json&lt;/A&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;I get this error:&lt;/P&gt;&lt;P&gt;init.js:115 TypeError: Cannot read property 'itemId' of undefined&lt;BR /&gt; at Object._show2DWebMap (MapManager.js?wab_dv=2.15:277)&lt;BR /&gt; at Object._showMap (MapManager.js?wab_dv=2.15:93)&lt;BR /&gt; at Object.showMap (MapManager.js?wab_dv=2.15:78)&lt;BR /&gt; at Object._loadMap (LayoutManager.js?wab_dv=2.15:150)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (LayoutManager.js?wab_dv=2.15:108)&lt;BR /&gt; at init.js:64&lt;BR /&gt; at m (init.js:108)&lt;BR /&gt; at e.then.b.then (init.js:111)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (LayoutManager.js?wab_dv=2.15:104)&lt;BR /&gt; at init.js:64 "TypeError: Cannot read property 'itemId' of undefined&lt;BR /&gt; at Object._show2DWebMap (https://&lt;SPAN&gt;hostname.&lt;/SPAN&gt;local:3344/webappviewer/jimu.js/MapManager.js?wab_dv=2.15:277:46)&lt;BR /&gt; at Object._showMap (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/MapManager.js?wab_dv=2.15:93:18)&lt;BR /&gt; at Object.showMap (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/MapManager.js?wab_dv=2.15:78:14)&lt;BR /&gt; at Object._loadMap (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:150:23)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:108:18)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:64:337&lt;BR /&gt; at m (https://js.arcgis.com/3.31/init.js:108:248)&lt;BR /&gt; at e.then.b.then (https://js.arcgis.com/3.31/init.js:111:132)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:104:12)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:64:337&lt;BR /&gt; ----------------------------------------&lt;BR /&gt; rejected at a (https://js.arcgis.com/3.31/init.js:109:154)&lt;BR /&gt; at m (https://js.arcgis.com/3.31/init.js:108:407)&lt;BR /&gt; at e.then.b.then (https://js.arcgis.com/3.31/init.js:111:132)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:104:12)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:64:337&lt;BR /&gt; at m (https://js.arcgis.com/3.31/init.js:108:248)&lt;BR /&gt; at k (https://js.arcgis.com/3.31/init.js:108:174)&lt;BR /&gt; at e.resolve (https://js.arcgis.com/3.31/init.js:110:267)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (https://hostname.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:132:13)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:64:337&lt;BR /&gt; ----------------------------------------&lt;BR /&gt;Error&lt;BR /&gt; at e.then.b.then (https://js.arcgis.com/3.31/init.js:111:77)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:104:12)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:64:337&lt;BR /&gt; at m (https://js.arcgis.com/3.31/init.js:108:248)&lt;BR /&gt; at k (https://js.arcgis.com/3.31/init.js:108:174)&lt;BR /&gt; at e.resolve (https://js.arcgis.com/3.31/init.js:110:267)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:132:13)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:64:337&lt;BR /&gt; at ja (https://js.arcgis.com/3.31/init.js:28:441)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:29:186"&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Thu, 26 Mar 2020 19:37:14 GMT</pubDate>
    <dc:creator>DávidGregor</dc:creator>
    <dc:date>2020-03-26T19:37:14Z</dc:date>
    <item>
      <title>Cannot open any webmap item through webappviewer</title>
      <link>https://community.esri.com/t5/arcgis-web-appbuilder-questions/cannot-open-any-webmap-item-through-webappviewer/m-p/251591#M6817</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;DIV style="color: #d4d4d4; background-color: #1e1e1e; font-weight: normal; font-size: 14px;"&gt;&lt;DIV&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN style="color: #d4d4d4;"&gt;&amp;nbsp;&lt;SPAN style="color: #000000;"&gt;I'm following this:&amp;nbsp;&lt;A class="link-titled" href="https://www.youtube.com/watch?v=MKEIvRlybC4" title="https://www.youtube.com/watch?v=MKEIvRlybC4"&gt;Web AppBuilder for ArcGIS: Customizing and Extending - YouTube&lt;/A&gt;&amp;nbsp;&amp;nbsp; video, provided by esri.&amp;nbsp;&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN style="color: #000000;"&gt;wab 2.15. - I tought it's because of the certificate error, but after providing cert, the problem remains. I can open this webmap in the webappbuilder.&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;With this conf.(section):&lt;/DIV&gt;&lt;DIV&gt;&amp;nbsp;"portalUrl":&amp;nbsp;"https://hostname.local/portal",&lt;/DIV&gt;&lt;DIV&gt;&amp;nbsp;&amp;nbsp;"appId":&amp;nbsp;"",&lt;/DIV&gt;&lt;DIV&gt;&amp;nbsp;&amp;nbsp;"authorizedCrossOriginDomains":&amp;nbsp;[],&lt;/DIV&gt;&lt;DIV&gt;"map": {&lt;BR /&gt;&amp;nbsp; &amp;nbsp; "3D": false,&lt;BR /&gt;&amp;nbsp; &amp;nbsp; "2D": true,&lt;BR /&gt;&amp;nbsp; &amp;nbsp; "position": {&lt;BR /&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp; "left": 0,&lt;BR /&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp; "top": 0,&lt;BR /&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp; "right": 0,&lt;BR /&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp;"bottom": 0&lt;BR /&gt; },&lt;BR /&gt; "itemId": "43bjh424bkb5353",&lt;BR /&gt; "mapOptions": {},&lt;BR /&gt; "id": "map",&lt;BR /&gt; "portalUrl": "https://hostname.local/portal"&lt;/DIV&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Writing this into browser:&lt;/P&gt;&lt;P&gt;&lt;A class="link-titled" href="https://v-wamgisap-01-d.mavir.local:3344/webappviewer/?config=configs/config.json" title="https://v-wamgisap-01-d.mavir.local:3344/webappviewer/?config=configs/config.json"&gt;https://hostname.local:3344/webappviewer/?config=configs/config.json&lt;/A&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;I get this error:&lt;/P&gt;&lt;P&gt;init.js:115 TypeError: Cannot read property 'itemId' of undefined&lt;BR /&gt; at Object._show2DWebMap (MapManager.js?wab_dv=2.15:277)&lt;BR /&gt; at Object._showMap (MapManager.js?wab_dv=2.15:93)&lt;BR /&gt; at Object.showMap (MapManager.js?wab_dv=2.15:78)&lt;BR /&gt; at Object._loadMap (LayoutManager.js?wab_dv=2.15:150)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (LayoutManager.js?wab_dv=2.15:108)&lt;BR /&gt; at init.js:64&lt;BR /&gt; at m (init.js:108)&lt;BR /&gt; at e.then.b.then (init.js:111)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (LayoutManager.js?wab_dv=2.15:104)&lt;BR /&gt; at init.js:64 "TypeError: Cannot read property 'itemId' of undefined&lt;BR /&gt; at Object._show2DWebMap (https://&lt;SPAN&gt;hostname.&lt;/SPAN&gt;local:3344/webappviewer/jimu.js/MapManager.js?wab_dv=2.15:277:46)&lt;BR /&gt; at Object._showMap (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/MapManager.js?wab_dv=2.15:93:18)&lt;BR /&gt; at Object.showMap (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/MapManager.js?wab_dv=2.15:78:14)&lt;BR /&gt; at Object._loadMap (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:150:23)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:108:18)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:64:337&lt;BR /&gt; at m (https://js.arcgis.com/3.31/init.js:108:248)&lt;BR /&gt; at e.then.b.then (https://js.arcgis.com/3.31/init.js:111:132)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:104:12)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:64:337&lt;BR /&gt; ----------------------------------------&lt;BR /&gt; rejected at a (https://js.arcgis.com/3.31/init.js:109:154)&lt;BR /&gt; at m (https://js.arcgis.com/3.31/init.js:108:407)&lt;BR /&gt; at e.then.b.then (https://js.arcgis.com/3.31/init.js:111:132)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:104:12)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:64:337&lt;BR /&gt; at m (https://js.arcgis.com/3.31/init.js:108:248)&lt;BR /&gt; at k (https://js.arcgis.com/3.31/init.js:108:174)&lt;BR /&gt; at e.resolve (https://js.arcgis.com/3.31/init.js:110:267)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (https://hostname.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:132:13)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:64:337&lt;BR /&gt; ----------------------------------------&lt;BR /&gt;Error&lt;BR /&gt; at e.then.b.then (https://js.arcgis.com/3.31/init.js:111:77)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:104:12)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:64:337&lt;BR /&gt; at m (https://js.arcgis.com/3.31/init.js:108:248)&lt;BR /&gt; at k (https://js.arcgis.com/3.31/init.js:108:174)&lt;BR /&gt; at e.resolve (https://js.arcgis.com/3.31/init.js:110:267)&lt;BR /&gt; at Object.&amp;lt;anonymous&amp;gt; (https://&lt;SPAN&gt;hostname&lt;/SPAN&gt;.local:3344/webappviewer/jimu.js/LayoutManager.js?wab_dv=2.15:132:13)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:64:337&lt;BR /&gt; at ja (https://js.arcgis.com/3.31/init.js:28:441)&lt;BR /&gt; at https://js.arcgis.com/3.31/init.js:29:186"&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 26 Mar 2020 19:37:14 GMT</pubDate>
      <guid>https://community.esri.com/t5/arcgis-web-appbuilder-questions/cannot-open-any-webmap-item-through-webappviewer/m-p/251591#M6817</guid>
      <dc:creator>DávidGregor</dc:creator>
      <dc:date>2020-03-26T19:37:14Z</dc:date>
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