You are in luck. I did this very process last night. Swapped 720 to 720-10gig and upgraded from SXJ2 to SXJ6. I had the same problem as you.
I added the layer 2 vlans (vlan 192,244,246-248,254) and did a no shut to the SVI interfaces and I was back in business again. I think when you do the auto wism commands the vlans are created but perhaps not seen in the config. So when you cut and paste they arent there on the new hardware. Also make sure your service vlan is doing dhcp or your controllers are static so they can talk.
But once I added the vlans I was off to the races. BTW I read your header and was OMG what now .. LOL
Lets keep in touch. If I see anything odd i will let you know. Send me your email in PM.
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"Satisfaction does not come from knowing the solution, it comes from knowing why." - Rosalind Franklin
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"I'm in a serious relationship with my Wi-Fi. You could say we have a connection."
"Satisfaction does not come from knowing the solution, it comes from knowing why." - Rosalind Franklin
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