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

## SYSLOG Details
- **Message**: Registration version <variable>expected-value</variable> did not match expected version (<variable>received-value</variable>)
- **Help**: jnud could not manipulate a socket
- **Description**: The Junos Node Unifier process (jnud) encountered a system error when manipulating a socket.
- **Type**: SNO: Should Not Occur
- **Severity**: emergency
- **Cause**: -
- **Action**: -
- **Attributes**: expected-value
received-value
- **Facility**: LOG_DAEMON

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