App run slowly after use


I have ionic app.It was writed by ionic3. Firstly , it run very good and fast but after use time, app run slowly and dont use any controller
Please help mee !


What does “after use time” mean?
What does “app run slowly” mean?
What does “dont use any controller” mean?

Also post your ionic info output please.



ionic (Ionic CLI) : 4.5.0 (C:\Users\Admin 3i\node_modules\ionic)
Ionic Framework : ionic-angular 3.9.2
@ionic/app-scripts : 3.2.0


cordova (Cordova CLI) : 8.1.2 (cordova-lib@8.1.1)
Cordova Platforms : android 7.0.0, browser 5.0.3
Cordova Plugins : cordova-plugin-ionic-keyboard 2.0.5, cordova-plugin-ionic-webview 1.1.1, (and 18 other plugins)


NodeJS : v10.14.2 (C:\Program Files\nodejs\node.exe)
npm : 4.6.1
OS : Windows 10


I think this issue relates to the camera. My application after many shots made the cache become larger and the application slowed down.


You didn’t answer any of my questions.