The link margin was too low.
Input (CLI) command is invalid.
Special error code used to indicate success/error status is pending and not yet known.
The number of defined errors.
Generic error (should not use).
Service is busy and could not service the operation.
Input arguments are invalid.
Address resolution requires an address query operation.
Address is not in the source match table.
Function or method is not implemented.
Cannot complete due to invalid state.
No acknowledgment was received after macMaxFrameRetries (IEEE 802.15.4-2006).
A transmission could not take place due to activity on the channel, i.e., the CSMA-CA mechanism has failed (IEEE 802.15.4-2006).
Not currently attached to a Thread Partition.
FCS check failure while receiving.
Received a frame from an unknown neighbor.
Received a frame from an invalid source address.
Received a frame filtered by the address filter (allowlisted or denylisted).
Received a frame filtered by the destination address check.
The requested item could not be found.
The operation is already in progress.
The creation of IPv6 address failed.
Operation prevented by mode flags.
Coap response or acknowledgment or DNS, SNTP response not received.
Received a duplicated frame.
Message is being dropped from reassembly list due to timeout.
Message is not a TMF Message.
Received a non-lowpan data frame.