Not working iOS

Worked fine, but when installed this plugin:

2018-10-27 19:06:45.780660+0200 EasyFysio[3835:563802] Apache Cordova native platform version 4.5.5 is starting. 2018-10-27 19:06:45.780993+0200 EasyFysio[3835:563802] Multi-tasking -> Device: YES, App: YES 2018-10-27 19:06:45.849558+0200 EasyFysio[3835:563802] CDVWKWebViewEngine: trying to inject XHR polyfill 2018-10-27 19:06:45.870861+0200 EasyFysio[3835:563802] *** Terminating app due to uncaught exception 'NSUnknownKeyException', reason: '[<WKWebViewConfiguration 0x10260c0e0> setValue:forUndefinedKey:]: this class is not key value coding-compliant for the key _requiresUserActionForMediaPlayback.' *** First throw call stack: (0x18f5fbef8 0x18e7c9a40 0x18f513dcc 0x18ffa44ac 0x100cfbfb0 0x100cb32fc 0x10105d4c8 0x10105cc10 0x10105d0a4 0x10105a7d8 0x100bd9c38 0x1bbe35380 0x1bbe357b0 0x1bc4302d0 0x1bc430878 0x1bc44186c 0x10105f1e0 0x100bd9954 0x1bc3efc68 0x1bc3f13d0 0x1bc3f6e1c 0x1bbc97c18 0x1bbca06f0 0x1bbc97894 0x1bbc98234 0x1bbc96334 0x1bbc95fe0 0x1bbc9b1a0 0x1bbc9c100 0x1bbc9b058 0x1bbc9fd9c 0x1bc3f5314 0x1bbfe0c34 0x19202b890 0x192036658 0x192035d50 0x1019d4de4 0x1019d8a2c 0x19206a640 0x19206a2cc 0x19206a8e8 0x18f58a5b8 0x18f58a538 0x18f589e1c 0x18f584ce8 0x18f5845b8 0x1917f8584 0x1bc3f8bc8 0x100bd9844 0x18f044b94) libc++abi.dylib: terminating with uncaught exception of type NSException

[CodingApp]

@chris087 Here is solution: Install plugin using

1. cordova plugin add https://github.com/katzer/cordova-plugin-background-mode --nofetch
2. npm install --save @ionic-native/background-mode Then
3. ionic cordova build ios

[CodingApp]

@l-xue-yu Please check it on real device, or try to set entry component in Xcode if it crash on simulator.

Regards