In file included from qt/paymentrequestplus.h:8:0,
                 from qt/paymentserver.h:35,
                 from qt/bitcoin.cpp:24:
qt/paymentrequest.pb.h:23:35: fatal error: google/protobuf/arena.h: No such file or directory
compilation terminated.
Makefile:7171: recipe for target 'qt/qt_hppcoin_qt-bitcoin.o' failed
make[2]: *** [qt/qt_hppcoin_qt-bitcoin.o] Error 1
make[2]: Leaving directory '/home/cryptominer/hppcoin/src'
Makefile:7293: recipe for target 'all-recursive' failed
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory '/home/cryptominer/hppcoin/src'
Makefile:684: recipe for target 'all-recursive' failed
make: *** [all-recursive] Error 1