# FXPC_QSFP40G_OPTICS_READ_FAILURE

## Canonical Reference

[FXPC_QSFP40G_OPTICS_READ_FAILURE](https://apps.juniper.net/syslog-explorer/?msg=FXPC_QSFP40G_OPTICS_READ_FAILURE)

**Canonical URL:**  
https://apps.juniper.net/syslog-explorer/?msg=FXPC_QSFP40G_OPTICS_READ_FAILURE

## SYSLOG Details
- **Message**: <variable>function-name</variable> optics read failed slave_addr:0x<variable>address0</variable>, start_addr:0x<variable>address1</variable>, length:<variable>length</variable> port <variable>local-port</variable>
- **Help**: Unable to read optics details from 40gig QSFP
- **Description**: Failed to read optics from the 40gig QSFP.
- **Type**: Internal: Internal log message
- **Severity**: error
- **Cause**: -
- **Action**: -
- **Attributes**: function-name
address0
address1
length
local-port
- **Facility**: LOG_DAEMON

## Found this message in the following releases:
- [Junos OS 24.2R1](https://apps.juniper.net/syslog-explorer/?msg=FXPC_QSFP40G_OPTICS_READ_FAILURE&sw=Junos%20OS&rel=24.2R1)
- [Junos OS 23.4R1](https://apps.juniper.net/syslog-explorer/?msg=FXPC_QSFP40G_OPTICS_READ_FAILURE&sw=Junos%20OS&rel=23.4R1)