Erorr during compilation

[workino]

Hello during compilation i got this error:

SingleCore_TC/src/server/database/Database/MySQLConnection.cpp:515:14: error: 
      use of undeclared identifier 'CR_INVALID_CONN_HANDLE'
        case CR_INVALID_CONN_HANDLE:
             ^
1 error generated.
make[2]: *** [src/server/database/CMakeFiles/database.dir/build.make:162: src/server/database/CMakeFiles/database.dir/Database/MySQLConnection.cpp.o] Error 1
make[1]: *** [CMakeFiles/Makefile2:1271: src/server/database/CMakeFiles/database.dir/all] Error 2

how is possible to solve?

Regards
Workino