why does my phone hang up as soon as my boyfriend answers my call

[Android Central Question]

we both recently got the same kind of phone, a straight talk Alcatel tcl. and I can call anyone and so can he except whenever I call him my phone hangs up the second he answers and my phone says server error try again later

 

[B. Diddy]

Welcome to Android Central! Have you asked Straight Talk about this?

 

[Morgang99]

Me and my dad have this same phone too. Will not let me answer his call either automaticly hangs up. Did you ever figure out how to fix this?