alert-level messages

This subsection describes messages output by the basic functionality of Cosminexus HTTP Server with the error level alert.

[client client-address] access-control-file-name: error-message

An error occurred during the analysis of the access control file.

(S) The status code 500 Internal Server Error is returned to the client, and the request processing is stopped.

no listening sockets available, shutting down

There is no socket in the listen status.

(O) Based on the Listen, BindAddress or Port directives, make sure that the cause of occurrence is not the failure to generate a socket.

httpsd: Could not determine the server's fully qualified domain name, using Web-server-name for ServerName

The Web-server-name will be used as the ServerName because the complete domain name of the server could not be resolved.

Child server-process-ID returned a Fatal error... Server is exiting!

The server process terminated because of an error due to which the process could not be continued.

(O) Revise according to the cause of error described in the messages output other than this message.

detailed-information: getpwuid: couldn't determine user name from uid user-ID, you probably need to modify the User directive

An error occurred when searching for user-ID in the password database. The User directive must be revised.

(O) Revise according to the specified value of the User directive and according to detailed-information that the getpwuid() function returns.

detailed-information: setgid: unable to set group id to Group group-ID

An attempt to specify the group ID has failed.

(O) Revise according to detailed-information that the setgid() function returns.

detailed-information: initgroups: unable to set groups for User user-name and Group group-ID

An attempt to initialize the group access list of the user has failed.

(O) Revise according to detailed-information that the initgroups() function returns.

detailed-information: setuid: unable to change to uid: user-ID

An attempt to specify the user ID has failed.

(O) Revise according to detailed-information that the setuid() function returns.

detailed-information: set dumpable failed - this child will not coredump after software errors

An attempt to set up the core dump has failed. The core will not be output even if an error occurs for the normal core dump of the server process.

(O) Revise according to detailed-information that the prctl() function returns.