Fault_protocol_write_failed – 406h, Cause, Solution – ThingMagic M5e-Compact User Manual
Page 223: Fault_not_implemented_for_this_protocol – 407h, Fault_protocol_invalid_write_data – 408h, Fault_protocol_invalid_address – 409h
Protocol Faults
Appendix C: Error Messages
223
FAULT_PROTOCOL_WRITE_FAILED – 406h
Cause
This fault can occur when an operation such as write, lock, kill, set password, or initialize,
fails. There are many reasons for failure.
Solution
Check that the tag is good and try another operation on a few more tags.
F
AULT_NOT_IMPLEMENTED_FOR_THIS_PROTOCOL – 407h
Cause
A command was received which is not supported by a protocol.
Solution
Check the documentation for the supported commands and protocols.
FAULT_PROTOCOL_INVALID_WRITE_DATA – 408h
Cause
In EPC0+, the first two bits determine the tag ID length. If the first two bits are 0b00, then
the tag ID must be 96-bits. Otherwise the tag ID is 64 bits.
Solution
Make sure that the first two bit have the correct values depending in the Tag ID length.
FAULT_PROTOCOL_INVALID_ADDRESS – 409h
Cause
A command was received attempting to access an invalid address in the tag data address
space.