_ (NOLISTEN, "not listening") \
_ (NOSESSION, "session does not exist") \
_ (NOAPP, "app not attached") \
+ _ (APP_ATTACHED, "app already attached") \
_ (PORTINUSE, "lcl port in use") \
_ (IPINUSE, "ip in use") \
_ (ALREADY_LISTENING, "ip port pair already listened on") \
+ _ (ADDR_NOT_IN_USE, "address not in use") \
_ (INVALID, "invalid value") \
_ (INVALID_RMT_IP, "invalid remote ip") \
_ (INVALID_APPWRK, "invalid app worker") \
_ (NOCRYPTOENG, "no crypto engine") \
_ (NOCRYPTOCKP, "cert key pair not found ") \
_ (LOCAL_CONNECT, "could not connect with local scope") \
+ _ (WRONG_NS_SECRET, "wrong ns secret") \
+ _ (SYSCALL, "system call error") \
_ (TRANSPORT_NO_REG, "transport was not registered")
typedef enum session_error_p_