# [DFWD_FILTER_DEL_ERR_1](https://apps.juniper.net/syslog-explorer/?msg=DFWD_FILTER_DEL_ERR_1)

## SYSLOG Details
- **Message**: Filter (<variable>filter-name</variable>) has been attached. Please detach it before DELETE op.
- **Help**: Filter is attached. So delete op cannot be performed.
- **Description**: DFWD found an error while performing filter delete error checking. Filter is currently attached so cannot be deleted.
- **Type**: Internal: Internal log message
- **Severity**: error
- **Cause**: -
- **Action**: Contact your technical support representative.
- **Attributes**: filter-name
- **Facility**: LOG_DAEMON

## Found this message in the following releases:
- [Junos OS 24.2R1](https://apps.juniper.net/syslog-explorer/?msg=DFWD_FILTER_DEL_ERR_1&sw=Junos%20OS&rel=24.2R1)
- [Junos OS 23.4R1](https://apps.juniper.net/syslog-explorer/?msg=DFWD_FILTER_DEL_ERR_1&sw=Junos%20OS&rel=23.4R1)