Android Application Flutter Bug Fixes Needed - 2

I require assistance with my Android Flutter application. The main issue is a data handling bug where otp is not uploading from SIM 1 and from SIM 2 otp is uploading, Issue is intermittent ...90% its uploading OTP but few times its not uploading OTP, We need to enable logs in Mobile application and install it on Mobile. and when ever it does not work we will get the issues