FORUM ADMINISTRATOR / FORUM MODERATOR / JAZZ DEVELOPER(64.0k●3●36●48)Nov 01 '17, 4:52 a.m.
Andreas,
please see the product documentation (from the download page). URI change/server rename is documented there a as well. See the interactive upgrade guide.
I would suggest to upgrade first. You will have to upgrade to 5.x and then to 6.x.
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