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

## SYSLOG Details
- **Message**: <variable>message-name</variable> version <variable>received-value</variable> does not match <variable>expected-value</variable>
- **Help**: The message version was unexpected
- **Description**: DFWD communicates with the kernel through its routing sockets. When a message arrives on a routing socket, DFWD performs basic checking of the various lengths of the fields in the message. DFWD received a message with an unexpected length for a field.
- **Type**: Internal: Internal log message
- **Severity**: error
- **Cause**: There is a bug in DFWD, or in the routing socket or driver in the kernel.
- **Action**: Contact your technical support representative.
- **Attributes**: message-name
received-value
expected-value
- **Facility**: LOG_DAEMON

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