nodeMCU - Firebase problem

i am trying to connect to firebase using nodemcu using an firebase library, it worked before but now it is giving me this error

C:\Users\joell\Desktop\libraries\firebase-arduino-master\src/Firebase.h:86:60: error: expected unqualified-id before '>' token

std::shared_ptr<StaticJsonBuffer<FIREBASE_JSONBUFFER_SIZE>> buffer_;

^

exit status 1
Error compiling for board NodeMCU 1.0 (ESP-12E Module).

Can someone guide me with the error . i tried updating the libraries but didnt work

t worked before but now

Before you did what?