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

## SYSLOG Details
- **Message**: Error <variable>argument</variable> of a <variable>feature-name</variable> = <variable>maximum-value</variable>.
- **Help**: Unknown parameter value for the given feature
- **Description**: libdfwd found an unknown parameter value for the given feature while reading/writing the trans message of the feature
- **Type**: Internal: Internal log message
- **Severity**: error
- **Cause**: -
- **Action**: Contact your technical support representative.
- **Attributes**: argument
feature-name
maximum-value
- **Facility**: LOG_DAEMON

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