unity 用 xcode发布时的问题报错

Undefined symbols for architecture arm64:
"_OBJC_CLASS_$_WebSocketUnityInterface", referenced from:
_OBJC_CLASS_$_WebSocketUnity in WebSocketUnityImpl.o
"_OBJC_METACLASS_$_WebSocketUnityInterface", referenced from:
_OBJC_METACLASS_$_WebSocketUnity in WebSocketUnityImpl.o
"_UnityWeChatInit", referenced from:
_WeChatSDK_UnityWeChatInit_mE4DD9B6A75E1B15A3199C7C8C17C2D139BE39AE6 in Assembly-CSharp3.o
(maybe you meant: _WeChatSDK_UnityWeChatInit_mE4DD9B6A75E1B15A3199C7C8C17C2D139BE39AE6)
"_UnityWeChatLogin", referenced from:
_WeChatSDK_Login_mB19F2108ECA440B3FD3396DBB991C09A2C2B65E6 in Assembly-CSharp3.o
_WeChatSDK_UnityWeChatLogin_mCEA5E0D314593040768BC79E89971F54306F0FB3 in Assembly-CSharp3.o
(maybe you meant: _WeChatSDK_UnityWeChatLogin_mCEA5E0D314593040768BC79E89971F54306F0FB3)
ld: symbol(s) not found for architecture arm64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
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