This article explains, how we need to deal with issue on MX204 BIOS upgrade failed with error "Unable to initiate firmware upgrade"

When attempting to upgrade the BIOS on a Juniper MX204 router, the following error may appear:

"Unable to initiate firmware upgrade"

This error typically indicates an issue with the upgrade process, environment setup, or system configuration.

The error may be caused by one or more of the following issues:

- Incompatible firmware version

- Insufficient system storage

- Corrupted or incorrect firmware file

- Incorrect upgrade method

- System-related issues, such as outdated Junos or insufficient disk space

To resolve the "Unable to initiate firmware upgrade" error, follow these troubleshooting steps:

1. Check Firmware Compatibility 

Ensure the firmware version you're attempting to install is compatible with your Juniper MX204 router. Incompatible firmware can lead to upgrade failure.

Action: Verify the firmware version from the Juniper support website and confirm it matches your hardware specifications.

2. Verify Available Disk Space

A lack of sufficient storage on the device may cause the firmware upgrade to fail.

Use the following command to check the current storage on your router:

> show system storage

If the storage is nearly full, consider freeing up space by removing unnecessary files or upgrading the storage.

3. Confirm the Upgrade Method

Make sure you're using the correct procedure for upgrading the BIOS. Typically, BIOS upgrades are performed through Junos software and require proper syntax

Refer to the official Juniper documentation for the specific BIOS upgrade process for your model

4. Verify the Firmware File

Ensure that the firmware file you're trying to upgrade to is not corrupted and that you have the correct file.

Download the firmware file again from a reliable source, such as the official Juniper website.

5. Check System Logs for Errors

The system logs can provide additional details about why the firmware upgrade failed.

> show log messages | match "firmware"

6. Ensure Junos Software is Up-to-Date

BIOS upgrades are often dependent on the version of Junos software installed. Ensure that your router is running a compatible and updated version of Junos.

7. Reboot the Device

A temporary system state issue could be preventing the upgrade from proceeding. Rebooting the router can resolve transient issues.

8. Check for Hardware Failures

Hardware issues, such as disk or memory failures, can sometimes cause the BIOS upgrade to fail.

Many Cases its due bad hardware, we can get into this state, after verifying all the above, if we still see the error then we need to replace the RE. 

9. Contact Juniper Support

Additional Information:

- Check Current BIOS Version:

 To check the current BIOS version, use the following command:

 show version

- Perform BIOS Upgrade:

 To initiate a BIOS upgrade, use the following command:

 request system software add <firmware-package-path>