build log error on xamarin.forms android project

Question

i get a build error using xamarin , the program used to run , i did a reinstall on my new laptop and now it doesnt work , tried doing a recode still same error, im thinking the program has something it depends on is there a way to see what it might be? heres the build log -

MainActivity.cs(16,30,16,45): warning CS0618: 'AndroidActivity' is obsolete: 'AndroidActivity is obsolete as of version 1.3, please use FormsApplicationActivity'

MainActivity.cs(24,4,24,30): warning CS0618: 'FormsApplicationActivity.SetPage(Page)' is obsolete: 'Please use protected LoadApplication (Application app) instead'

C:\Program Files (x86)\MSBuild\Xamarin\Android\Xamarin.Android.Common.targets(379,5): mandroid error XA9005: User code size, 2961791 bytes, is larger than 131072 and requires aáIndieá(or higher) License.

C:\Program Files (x86)\MSBuild\Xamarin\Android\Xamarin.Android.Common.targets(379,5): mandroid error XA9006: Using type `Android.Runtime.JNIEnv` requiresáIndieá(or higher) License.
2 Warning(s)

2 Error(s)

Time Elapsed 00:00:02.98

Answer 1

ERROR: MainActivity.cs(16,30,16,45): warning CS0618: 'AndroidActivity' is obsolete: 'AndroidActivity is obsolete as of version 1.3, please use FormsApplicationActivity'

Just change public class MainActivity : AndroidActivity to public class MainActivity : FormsApplicationActivity