Need some help. Expert Sentry MBA config makers. Little issue

[Abdullah346]

Q1-So my problem is in some App while making Api config it wont allow to capture Traffic with Packet capture..Like when try to make login with Packet Capture On it does not allow Login..is there any solution for that? Or Like configuring any Android Emulator to capture traffic using Fiddler..
Q2- Whats up with this error "Can't Resolver Hostname to IP address" ? Any fix for it?
Thank You for reading and i'm hoping for some responce