Provided by: libmongoc-doc_2.2.1-1_all 

SYNOPSIS
const bson_t *
mongoc_apm_command_failed_get_reply (
const mongoc_apm_command_failed_t *event);
Returns the server's reply to a command that failed. The reply contains details about why the command
failed. If no server reply was received, such as in the event of a network error, then the reply is a
valid empty BSON document. The data is only valid in the scope of the callback that receives this event;
copy it if it will be accessed after the callback returns.
PARAMETERS
• event: A mongoc_apm_command_failed_t <>.
RETURNS
A bson_t <https://www.mongoc.org/libbson/current/bson_t.html> that should not be modified or freed.
See also:
Introduction to Application Performance Monitoring <>
Author
MongoDB, Inc
Copyright
2009-present, MongoDB, Inc.
2.2.1 Dec 11, 2025 MONGOC_APM_COMMAND_FAILED_GET_REPLY(3)