I have a problem with nativescript 4.0

#1

when i’m trying to build on android no change appears and i got this

Successfully installed on device with identifier 'LHTDU16822011824'.
Successfully transferred main.js.
Refreshing application...
Successfully synced application org.nativescript.Yummy on device LHTDU16822011824.
ActivityManager: Start dump, calling from : pid=0, uid=2000
JS: Angular is running in the development mode. Call enableProdMode() to enable the production mode.
ActivityManager: Displayed org.nativescript.yammy/com.tns.NativeScriptActivity: +13s454ms
ActivityManager: Start dump, calling from : pid=0, uid=2000
ActivityManager: Start dump, calling from : pid=0, uid=2000
ActivityManager: Start dump, calling from : pid=0, uid=2000
JS: Angular is running in the development mode. Call enableProdMode() to enable the production mode.
ActivityManager: Displayed org.nativescript.yammy/com.tns.NativeScriptActivity: +12s574ms (total +2m18s288ms)
#2

Hi, did you perhaps change the name from org.nativescript.yammy to org.nativescript.Yummy (or the other way around)?

Make sure the id in the root package.json is the same as the one in the *.gradle file in app/App_resources/Android. That messes up syncing.