@ollerend I am having the same problem. Have you solved this issue?
I have put it on a server and it is stuck at “Loading …”. The link is http://nebraska-water.xyz/swatviewer
HTTP404: NOT FOUND - The server has not found anything matching the requested URI (Uniform Resource Identifier).
GET - http://nebraska-water.xyz/_dash-component-suites/dash_renderer/react@16.v1_8_0m1600071691.13.0.min.js
HTTP404: NOT FOUND - The server has not found anything matching the requested URI (Uniform Resource Identifier).
GET - http://nebraska-water.xyz/_dash-component-suites/dash_renderer/polyfill@7.v1_8_0m1600071691.8.7.min.js
HTTP404: NOT FOUND - The server has not found anything matching the requested URI (Uniform Resource Identifier).
GET - http://nebraska-water.xyz/_dash-component-suites/dash_renderer/react-dom@16.v1_8_0m1600071691.13.0.min.js
HTTP404: NOT FOUND - The server has not found anything matching the requested URI (Uniform Resource Identifier).
GET - http://nebraska-water.xyz/_dash-component-suites/dash_html_components/dash_html_components.v1_1_1m1600071694.min.js
HTTP404: NOT FOUND - The server has not found anything matching the requested URI (Uniform Resource Identifier).
GET - http://nebraska-water.xyz/_dash-component-suites/dash_uploader/_build/dash_uploader.v0_3_1m1600071696.min.js
HTTP404: NOT FOUND - The server has not found anything matching the requested URI (Uniform Resource Identifier).
GET - http://nebraska-water.xyz/_dash-component-suites/dash_core_components/dash_core_components.v1_12_0m1600071693.min.js
HTTP404: NOT FOUND - The server has not found anything matching the requested URI (Uniform Resource Identifier).
GET - http://nebraska-water.xyz/_dash-component-suites/dash_renderer/prop-types@15.v1_8_0m1600071691.7.2.min.js
HTTP404: NOT FOUND - The server has not found anything matching the requested URI (Uniform Resource Identifier).
GET - http://nebraska-water.xyz/_dash-component-suites/dash_core_components/dash_core_components-shared.v1_12_0m1600071693.js
HTTP404: NOT FOUND - The server has not found anything matching the requested URI (Uniform Resource Identifier).
GET - http://nebraska-water.xyz/_dash-component-suites/dash_renderer/dash_renderer.v1_8_0m1600071691.min.js
HTTP404: NOT FOUND - The server has not found anything matching the requested URI (Uniform Resource Identifier).
GET - http://nebraska-water.xyz/_dash-component-suites/dash_bootstrap_components/_components/dash_bootstrap_components.v0_10_6m1600071717.min.js
SCRIPT5009: SCRIPT5009: 'DashRenderer' is not defined