Under some circumstances, I have seen JIRA fields disappear completely from pages, along with the "show" buttons that are supposed to reveal them. The solution is to clear your cookies.
... until the collector arrives ...
This "blog" is really just a scratchpad of mine. There is not much of general interest here. Most of the content is scribbled down "live" as I discover things I want to remember. I rarely go back to correct mistakes in older entries. You have been warned :)
