We sometimes see problems updating our Dell machines to the latest firmware, ie. update_firmware -y fails:
Running updates... - Installing dell_dup_componentid_00159 - 1.4.7Installation failed for package: dell_dup_componentid_00159 - 1.4.7 aborting update... The error message from the low-level command was: Could not parse output, bad xml for package: dell_dup_componentid_00159
Dell have been unable to tell me why this is, or provide a fix or workaround.
Here's what I did to get the firmware installed: