We just performed this same upgrade, and had some major issues post-update.
We had to bypass some patches during the update, and once it was done had some major crash issues. Our forum post during the crash: Database crash __global_search’ needs repair - #14 by cpurbaugh
bench update–rebuild fixed our issues. for further guidance, the plan that we used during the update process is listed below.
I’m going to PM you my email address, if you come up against any roadblocks, please email me, I may be able to help.
