Geolocator | Location tracking & geofencing the easy way | Android library

I am getting numbers from the list one by one to send SMS using telephony package, but inside my container, it is giving me an error at for loop. Please let me know how can I avoid this error

My code is:

I am storing Contact information on Firebase real-time DB after picking a contact from the phone. When I add the data which is displayed using ListView and DataSnapshot the data is not refreshed in real-time until I restart the Activity. The ListView loads and displays all the data without any problem. How do I resolve this issue?

My screen looks like this:

Code for Screen:

Currently, I create a map application in android. The user will type the address in the text field and then the map will show the location. The application always forced close, and I do not know the problem, any help would be appreciated.

Here is my console result:

E/AndroidRuntime(26283): FATAL EXCEPTION: AsyncTask #2 E/AndroidRuntime(26283): Process: com.example.service_platform, PID: 26283 E/AndroidRuntime(26283): java.lang.IllegalArgumentException: locationName == null E/AndroidRuntime(26283): at android.location.Geocoder.getFromLocationName(Geocoder.java:171) E/AndroidRuntime(26283): at com.baseflow.geolocator.tasks.ForwardGeocodingTask$1.run(ForwardGeocodingTask.java:42) E/AndroidRuntime(26283): at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:245) E/AndroidRuntime(26283): at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167) E/AndroidRuntime(26283): at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641) E/AndroidRuntime(26283): at java.lang.Thread.run(Thread.java:764) I/Process (26283): Sending signal. PID: 26283 SIG: 9

Here is my code for converting searchAddress:

My default speed records to Firestore as Meters Per Second and I need Miles Per Hour. I understand I can multiply by 2.23694 and this will be the equivalent conversion but I do not understand how to add this to my code. How do I change the speed from meters per second to miles per hour? Thanks for reading and any suggestions.

As per FlutterFire Documentation, I have updated my flutter project to Flutter 2.

I have converted my project to flutter channel beta and dependency updated as below:

Unfortunately, I am getting the following error:

Because firebase_remote_config 0.6.0 depends on firebase_core ^0.7.0 and no versions of firebase_remote_config match >0.6.0 <0.7.0, firebase_remote_config ^0.6.0 requires firebase_core ^0.7.0. So, because mars_remedies depends on both firebase_core ^1.0.0 and firebase_remote_config ^0.6.0, version solving failed. pub get failed (1; So, because mars_remedies depends on both firebase_core ^1.0.0 and firebase_remote_config ^0.6.0, version solving failed.)

Note: I have also tried to use flutter channel dev but I am getting the same error.

Because flutter_local_notifications_platform_interface 2.0.0+1 depends on plugin_platform_interface ^1.0.2 and no versions of flutter_local_notifications_platform_interface match >2.0.0+1 <3.0.0, flutter_local_notifications_platform_interface ^2.0.0+1 requires plugin_platform_interface ^1.0.2. So, because mars_remedies depends on both flutter_local_notifications_platform_interface ^2.0.0+1 and plugin_platform_interface ^2.0.0, version solving failed. pub get failed (1; So, because mars_remedies depends on both flutter_local_notifications_platform_interface ^2.0.0+1 and plugin_platform_interface ^2.0.0, version solving failed.)

My pubspec.yaml is:

I am currently working on a kaggle dataset House price prediction

It has errors in the latitude and latitude column, so I decided to use geopy to get right values for those two columns.

And it works fine if I use it on one single address but returns None if applied on entire column.

I am getting data api and I convert it from Json. I have this method to get data, bet when using it in a future builder it giving me getPData() method was called on null.

this is where I create getPData method:

I have a project which running well yesterday, but today, I got this error

I have 'column A' contains Hotel Name, i want to write 'loc.address' for each hotel at 'column B' in excel

ex:

i use this code: