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

## SYSLOG Details
- **Message**: <variable>function-name</variable> WARNING: fd open failure!
- **Help**: chassisd failed to access CB_FPGA device
- **Description**: The chassis process (chassisd) failed to open Device file
- **Type**: Internal: Internal log message
- **Severity**: warning
- **Cause**: -
- **Action**: -
- **Attributes**: function-name
- **Facility**: LOG_DAEMON

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