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

## SYSLOG Details
- **Message**: Unable to update PID file for <variable>program-name</variable>
- **Help**: pppd could not update PID file
- **Description**: The Point-to-Point Protocol process (pppd) attempted to update the file that records its process ID (PID), which serves to prevent multiple instances of the pppd process from running simultaneously. The attempt failed.
- **Type**: SNO: Should Not Occur
- **Severity**: error
- **Cause**: -
- **Action**: Check whether another pppd process is running, and stop it if appropriate.
- **Attributes**: program-name
- **Facility**: LOG_AUTH

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