topic I get the error - Cannot read 'background' propery of undefined - in ArcGIS Experience Builder. in ArcGIS Experience Builder Questions https://community.esri.com/t5/arcgis-experience-builder-questions/i-get-the-error-cannot-read-background-propery-of/m-p/303667#M471 <HTML><HEAD></HEAD><BODY><P>Is there anyone who knows how to fix it?</P></BODY></HTML> Mon, 24 Feb 2020 22:57:25 GMT HakanUygucgil 2020-02-24T22:57:25Z I get the error - Cannot read 'background' propery of undefined - in ArcGIS Experience Builder. https://community.esri.com/t5/arcgis-experience-builder-questions/i-get-the-error-cannot-read-background-propery-of/m-p/303667#M471 <HTML><HEAD></HEAD><BODY><P>Is there anyone who knows how to fix it?</P></BODY></HTML> Mon, 24 Feb 2020 22:57:25 GMT https://community.esri.com/t5/arcgis-experience-builder-questions/i-get-the-error-cannot-read-background-propery-of/m-p/303667#M471 HakanUygucgil 2020-02-24T22:57:25Z Re: I get the error - Cannot read 'background' propery of undefined - in ArcGIS Experience Builder. https://community.esri.com/t5/arcgis-experience-builder-questions/i-get-the-error-cannot-read-background-propery-of/m-p/303668#M472 <HTML><HEAD></HEAD><BODY><P>Hi Hakan,</P><P></P><P>Can you provide some more details on how you were able to produce this?</P><P></P><P>Thanks,</P><P></P><P>David</P></BODY></HTML> Mon, 02 Mar 2020 22:21:57 GMT https://community.esri.com/t5/arcgis-experience-builder-questions/i-get-the-error-cannot-read-background-propery-of/m-p/303668#M472 DavidMartinez 2020-03-02T22:21:57Z Re: I get the error - Cannot read 'background' propery of undefined - in ArcGIS Experience Builder. https://community.esri.com/t5/arcgis-experience-builder-questions/i-get-the-error-cannot-read-background-propery-of/m-p/303669#M473 <HTML><HEAD></HEAD><BODY><P>Hi David,</P><P></P><P>I don't know how I were able to produce this <IMG src="https://community.esri.com/legacyfs/online/emoticons/happy.png" />.&nbsp; As I remember I open Experience Builder and create a new experience selecting one the templates, save and exit. When I open Experience Builder again after this I receive this error. And its going on. I cannot fix it.&nbsp;</P><P></P><P>Thank you for your interest.</P><P></P><P>Hakan</P></BODY></HTML> Fri, 06 Mar 2020 06:55:21 GMT https://community.esri.com/t5/arcgis-experience-builder-questions/i-get-the-error-cannot-read-background-propery-of/m-p/303669#M473 HakanUygucgil 2020-03-06T06:55:21Z Re: I get the error - Cannot read 'background' propery of undefined - in ArcGIS Experience Builder. https://community.esri.com/t5/arcgis-experience-builder-questions/i-get-the-error-cannot-read-background-propery-of/m-p/303670#M474 <HTML><HEAD></HEAD><BODY><P>I am having very similar issues with Experience Builder. I have tried to open it with edge and firefox, but both continue to get the same error. </P></BODY></HTML> Wed, 15 Jul 2020 21:37:07 GMT https://community.esri.com/t5/arcgis-experience-builder-questions/i-get-the-error-cannot-read-background-propery-of/m-p/303670#M474 Randall_LewisHealth___Policy_F 2020-07-15T21:37:07Z