# CHASSISD_FRU_INVALID_SLOT

## Canonical Reference

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

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

## SYSLOG Details
- **Message**: FRU <variable>fru-name</variable> is not supported in current slot
- **Help**: Field-replaceable unit was inserted in invalid slot
- **Description**: The chassis process (chassisd) detected that the indicated hardware component (field-replaceable unit, or FRU) was inserted in a slot that is not valid for that component type.
- **Type**: Error: An error occurred
- **Severity**: critical
- **Cause**: -
- **Action**: Contact your technical support representative. For more information, see http://kb.juniper.net/InfoCenter/index?page=content&id=KB18814.
- **Attributes**: fru-name
- **Facility**: LOG_DAEMON

## Found this message in the following releases:
- [Junos OS 26.2R1](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=26.2R1)
- [Junos OS 25.4R1](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=25.4R1)
- [Junos OS 25.2R2](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=25.2R2)
- [Junos OS 25.2R1](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=25.2R1)
- [Junos OS 24.4R2](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=24.4R2)
- [Junos OS 24.4R1](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=24.4R1)
- [Junos OS 24.2R2](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=24.2R2)
- [Junos OS 24.2R1](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=24.2R1)
- [Junos OS 23.4R2](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=23.4R2)
- [Junos OS 23.4R1](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=23.4R1)
- [Junos OS 23.2R2](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=23.2R2)
- [Junos OS 23.2R1](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=23.2R1)
- [Junos OS 22.4R3](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=22.4R3)
- [Junos OS 22.4R2](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=22.4R2)
- [Junos OS 22.4R1](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=22.4R1)
- [Junos OS 22.2R3](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=22.2R3)
- [Junos OS 22.2R2](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=22.2R2)
- [Junos OS 22.2R1](https://apps.juniper.net/syslog-explorer/?msg=CHASSISD_FRU_INVALID_SLOT&sw=Junos%20OS&rel=22.2R1)