Ionic stuck in Splashscreen on IO9

Hi,

I have a problem with IOS9, the App works fine in IOS11, but in IOS9 the code never execute the app.component constructor.

The Xcode output shows:

2018-09-05 14:09:27.738 NAC CTM[15765:253264] DiskCookieStorage changing policy from 2 to 0, cookie file: file:///Users/carlosayala/Library/Developer/CoreSimulator/Devices/AEE7CAE8-AF2A-4AEB-89F4-1FED8ECABA16/data/Containers/Data/Application/27350900-4E2F-4868-A80B-6858E4A6A69A/Library/Cookies/sunday.school.app.binarycookies

2018-09-05 14:09:28.264 NAC CTM[15765:253264] Apache Cordova native platform version 4.5.5 is starting.

2018-09-05 14:09:28.265 NAC CTM[15765:253264] Multi-tasking -> Device: YES, App: YES

2018-09-05 14:09:28.340 NAC CTM[15765:253264] CDVWKWebViewEngine: trying to inject XHR polyfill

2018-09-05 14:09:28.513 NAC CTM[15765:253264] CDVWKWebViewEngine will reload WKWebView if required on resume

2018-09-05 14:09:28.513 NAC CTM[15765:253264] Using Ionic WKWebView

2018-09-05 14:09:28.548 NAC CTM[15765:253264] [CDVTimer][console] 0.091910ms

2018-09-05 14:09:28.548 NAC CTM[15765:253264] [CDVTimer][handleopenurl] 0.165939ms

2018-09-05 14:09:28.552 NAC CTM[15765:253264] [CDVTimer][intentandnavigationfilter] 3.443003ms

2018-09-05 14:09:28.552 NAC CTM[15765:253264] [CDVTimer][gesturehandler] 0.109911ms

2018-09-05 14:09:28.717 NAC CTM[15765:253264] [CDVTimer][file] 164.157987ms

2018-09-05 14:09:28.737 NAC CTM[15765:253264] CDVIonicKeyboard: resize mode 1

2018-09-05 14:09:28.738 NAC CTM[15765:253264] [CDVTimer][keyboard] 20.882010ms

2018-09-05 14:09:28.792 NAC CTM[15765:253264] [CDVTimer][splashscreen] 53.404927ms

2018-09-05 14:09:28.808 NAC CTM[15765:253264] [CDVTimer][statusbar] 15.920997ms

2018-09-05 14:09:28.812 NAC CTM[15765:253264] [CDVTimer][diagnostic] 4.485011ms

2018-09-05 14:09:28.814 NAC CTM[15765:253264] [CDVTimer][diagnostic_location] 1.721978ms

2018-09-05 14:09:28.817 NAC CTM[15765:253264] [CDVTimer][diagnostic_bluetooth] 1.874089ms

2018-09-05 14:09:28.817 NAC CTM[15765:253264] [CDVTimer][diagnostic_wifi] 0.106931ms

2018-09-05 14:09:28.817 NAC CTM[15765:253264] [CDVTimer][diagnostic_camera] 0.080943ms

2018-09-05 14:09:28.818 NAC CTM[15765:253264] [CDVTimer][diagnostic_notifications] 0.120997ms

2018-09-05 14:09:28.818 NAC CTM[15765:253264] [CDVTimer][diagnostic_microphone] 0.116110ms

2018-09-05 14:09:29.191 NAC CTM[15765:253264] [CDVTimer][diagnostic_contacts] 373.107910ms

2018-09-05 14:09:29.192 NAC CTM[15765:253264] [CDVTimer][diagnostic_calendar] 0.095963ms

2018-09-05 14:09:29.192 NAC CTM[15765:253264] [CDVTimer][diagnostic_reminders] 0.100017ms

2018-09-05 14:09:29.197 NAC CTM[15765:253264] [CDVTimer][diagnostic_motion] 5.106926ms

2018-09-05 14:09:29.197 NAC CTM[15765:253264] [CDVTimer][TotalPluginStartup] 649.695992ms

2018-09-05 14:09:34.710 NAC CTM[15765:253264] THREAD WARNING: [‘Device’] took ‘16.819092’ ms. Plugin should use a background thread.

And the system log throw a strange error:

Sep 5 14:09:33 Mac-mini-de-Carlos assertiond[13642]: Could not create or rename power assertion for <BKNewProcess: 0x79f17420; sunday.school.app; pid: 15765; hostpid: -1>: 0xe00002c9
Sep 5 14:09:34 Mac-mini-de-Carlos NAC CTM[15765]: THREAD WARNING: [‘Device’] took ‘16.819092’ ms. Plugin should use a background thread.
Sep 5 14:09:35 Mac-mini-de-Carlos assertiond[13642]: assertion failed: 17G65 13E233: '