In file included from logmanager.cpp:6: logmanager.h:25: error: expected unqualified-id before '&' token logmanager.h:25: error: expected ',' or '...' before '&' token logmanager.h:26: error: expected unqualified-id before '&' token logmanager.h:26: error: expected ',' or '...' before '&' token logmanager.h:29: error: expected unqualified-id before '&' token logmanager.h:29: error: expected ',' or '...' before '&' token logmanager.h:31: error: expected unqualified-id before '&' token logmanager.h:31: error: expected ',' or '...' before '&' token logmanager.cpp:81: error: prototype for 'const bool MESSAGE::Log_Manager::has_items(const std::string&)' does not match any in class 'MESSAGE::Log_Manager' logmanager.h:25: error: candidate is: const bool MESSAGE::Log_Manager::has_items() logmanager.cpp:92: error: prototype for 'void MESSAGE::Log_Manager::remove_items(const std::string&)' does not match any in class 'MESSAGE::Log_Manager' logmanager.h:26: error: candidate is: void MESSAGE::Log_Manager::remove_items() logmanager.cpp:137: error: prototype for 'const bool MESSAGE::Log_Manager::check_write_fast(const std::string&, const std::string&)' does not match any in class 'MESSAGE::Log_Manager' logmanager.h:29: error: candidate is: const bool MESSAGE::Log_Manager::check_write_fast() logmanager.cpp:186: error: prototype for 'void MESSAGE::Log_Manager::save(const std::string&, const std::string&, const std::string&, const std::string&, const std::string&)' does not match any in class 'MESSAGE::Log_Manager' logmanager.h:32: error: candidate is: void MESSAGE::Log_Manager::save() make[3]: *** [logmanager.o] Error 1