I am trying to enable the Scanner using the Metatag Scanner. It does not work.
Where is the error?

The logfile of the EB1.8 Shows the following error
I 03/26/2019 16:01:31:732 00000af5     RhoWebViewClient| Load resourcefile:///storage/emulated/0/Android/data/com.symbol.enterprisebrowser/mobsystartH5.html
I 03/26/2019 16:01:31:808 00000af5     RhoWebViewClient| Load resourcefile:///storage/emulated/0/Android/data/com.symbol.enterprisebrowser/elements.js
I 03/26/2019 16:01:31:953 00000af5     WebViewSingleton| onNavigateComplete