Android Question problem with changing components

Private Sub changecomp (actn As String,enable As Boolean )
    Try
        Dim reflector As Reflector
        Dim context As Object = reflector.CreateObject2("android.content.ComponentName",  _
      Array As Object(Application.PackageName, Application.PackageName&"."&actn), Array As String("java.lang.String", "java.lang.String"))
        reflector.Target = reflector.GetContext
        reflector.Target = reflector.RunMethod("getPackageManager")
        Dim num As Int
        If enable = True Then
            num = 1
        Else
            num = 2
        End If
        reflector.Target = reflector.RunMethod4("setComponentEnabledSetting", Array As Object(context, num, 0), _
      Array As String("android.content.ComponentName", "java.lang.int", "java.lang.int"))
    Catch
        Log(LastException)
    End Try
End Sub

changecomp("main",False)
changecomp("second",True)

AddManifestText(
<uses-sdk android:minSdkVersion="14" android:targetSdkVersion="30"/>
<supports-screens android:largeScreens="true"
    android:normalScreens="true"
    android:smallScreens="true"
    android:anyDensity="true"/>)
SetApplicationAttribute(android:icon, "@drawable/icon")
SetApplicationAttribute(android:label, "$LABEL$")
CreateResourceFromFile(Macro, Themes.LightTheme)
AddPermission("android.permission.POST_NOTIFICATIONS")
SetApplicationAttribute(android:usesCleartextTraffic, "true")
SetApplicationAttribute(android:hardwareAccelerated, "true")
SetApplicationAttribute(android:largeHeap, "true")
AddApplicationText(
<activity
            android:windowSoftInputMode="stateHidden"
            android:launchMode="singleTop"
            android:name=".main"
            android:label="App1"
            android:screenOrientation="portrait"
            android:exported="true">
            <intent-filter>
               <action android:name="android.intent.action.MAIN" />
               <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
            
        </activity>
)

AddApplicationText(
        <activity-alias
            android:name=".second"
            android:targetActivity=".main"
            android:label="App2"
            android:enabled="false"
            android:icon="@drawable/icon2"
            android:exported="true">
            <intent-filter>
             <action android:name="android.intent.action.MAIN" />
             <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity-alias>
)