- ServerInstance->Logs->Log("m_operlog",DEFAULT,"OPERLOG: [%s!%s@%s] %s %s",user->nick.c_str(), user->ident.c_str(), user->host.c_str(), command.c_str(), irc::stringjoiner(" ", parameters, 0, parameters.size() - 1).GetJoined().c_str());
+ ServerInstance->Logs->Log("m_operlog",DEFAULT,"OPERLOG: [%s!%s@%s] %s %s",user->nick.c_str(), user->ident.c_str(), user->host.c_str(), command.c_str(), parameters.empty() ? "" : irc::stringjoiner(" ", parameters, 0, parameters.size() - 1).GetJoined().c_str());