thank you for your prompt reply, I added #AdditionalLib: iPhoneNumber.xcframework.b4i in Main, but I got the same error. I am using B4i 10.00 BETA # 1 (64 bit)Change the additional lib to: #AdditionalLib: iPhoneNumber.xcframework.b4i
If using a local Mac then wait for the updated builder.
the code you provided compiled fine, I tried to recompile my project. it did not workIt should work. Try the attached project.
Maybe you encountered a different error. If it doesn't work then please post the full text.