This has been going on for a week for me, and have tried on 2 entirely different computers/locations. Wondering if anyone else is experiencing this, or maybe my account is corrupt. For me they just hang forever even if I let sit for 1/2 hour.
I've escalated this to the Madison. She would be checking and getting back to you.
This is a known issue (I just posted in the ACP forums about a patch we're releasing tomorrow), but here's another public thread about this: "Actions" to edit a post isn't working on some browsers