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

## SYSLOG Details
- **Message**: Error: Cannot have config <variable>error-message</variable> <variable>interface-name</variable>
- **Help**: Class-of-service config is not valid on this interface
- **Description**: The class-of-service (CoS) process (cosd) did not apply the configuration on this interface because it was not valid in this case.
- **Type**: Error: An error occurred
- **Severity**: error
- **Cause**: One possible cause is if any class-of-service attributes are configued on an aggregate interface
- **Action**: Remove or change the configuration from/on the interface.
- **Attributes**: error-message
interface-name
- **Facility**: LOG_DAEMON

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