The custom BillingKey fields were added by the Tempo plugin.
Creating issues from JIRA works as expected.
The GreenHopper "Create <Type>" dialogs show the name of the required fields ...
... but there's nothing behind it.
I think there is no fix yet for your problem. This has been reported as bug by referring to the following issues:
It started as any story starts, on a normal, rainy day. Admin meets App, and her name was Klok2, and like any first relationship we were both trying to make it work but neither one knew what...
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