Error in library when building app about arm64

This library is wrapped with objective-c and c and c++.(company-made)
and Mac is "m1 max", 64bit

do you know this error?

Undefined symbols for architecture arm64:
"std::terminate()", referenced from:
___clang_call_terminate in
typeinfo for SyncFinder in
"LibraryName"Lib.a (FindSync.o)
If you have a bug in mind, anything is fine. Any keyword, please. Thank you.