F5 is upgrading its customer support chat feature on My.F5.com. Chat support will be unavailable from 6am-10am PST on 1/20/26. Refer to K000159584 for details.

Forum Discussion

Albert_Coll's avatar
Jun 14, 2022

"Illegal reference" when attempting to upgrade F5OS to V1.1 on a R5900 platform

Hello, I have a  brand new R5900 coming with F5OS V.1.0  When attempting to upgrade it to V1.1 by selecting the 1.1 OS & Version, a popup window with the legend "Illegal reference." comes up. I typ...