Device Telemetry failed to send file with error: Failed to send: file 'PA_XXXXXXXX-hr-interval_HOUR.tgz seen on system logs

• With Device Telemetry enabled, critical system logs (show log system) are generated when the firewall is not able to send files to the PaloAlto server

critical device- send-fa 0  Failed to send: file 'PA_00xxxxxx9_dt_10.1.10_20230926_0030_1-hr-interval_HOUR.tgz

• device_telemetry_send.log (less mp-log device_telemetry_send.log) display sending failure as shown below

497 dt_send INFO TX_FILE: dest server ip: xx.yy.zz.qq
497 dt_send INFO TX FILE: send_file_cmd: /usr/local/bin/dt_curl -i xx.yy.zz.qq -f /opt/panlogs/tmp/device_telemetry/hour/PA_00xxxxxx9_dt_10.1.10_20230926_0030_1-hr-interval_HOUR.tgz
002 dt_send INFO TX FILE: curl cmd status: 18, 18; err msg: 'Certificate Does Not Exist' 
007 dt_send INFO update send failed count: resend_count: 43, update_count = 44
009 dt_send INFO update_tx_failed_count: failed send: set intvl resend-failed-count to 4

• Device certificate status shows no device certificate

> show device-certificate status

Device Certificate information:
No device certificate found

• Device telemetry setting shows device certificate does not exist

> show device-telemetry settings

Device Telemetry Settings:
device-health-performance: yes
product-usage: yes
threat-prevention: yes
region: Americas
status: Device Certificate does not exist

• Palo Alto Firewall or Panorama
• PAN-OS 10.1 or above
• Device Telemetry

1. Install and Fetch the valid device certificate for the Firewall.
2. Refer Steps documented at Install a Device Certificate