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I think that is the problem then, the management network does not have internet access to reach Cisco's services to download everything you require or to reach the NTP servers. I'd check the gateway's routing table and go from there.
What does it say when you do "ping ?". I don't have access to a FTD 1010 running Firepower code to test it myself.If you can't test ping from the management interface of the FTD can you test internet access from a different device in the same network...
Can you test from the CLI ping to something on the internet, for example 1.1.1.1, using this command - ping system 1.1.1.1. That will test ping to 1.1.1.1 from the management interface specifically. The management interface needs to be able to reach ...
