Installing Feed the Beast (Direwolf20 1.18.2) not possible

Technical Support
1

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OS Name/Version: Debian 9

Product Name/Version: (Always use the full version number - not ‘Latest’) 2.4.0.4

Problem Description: When trying to install “Feed the Beast (new source)” as Server Type and trying to update the following error message appears

Download / Update failed : Couldn't determine the URL to fetch an update from. You may need to install this server type manually.

Steps to reproduce:

n/a

Actions taken to resolve so far: Trying to google for a workaround

2

Unable to reproduce
image

Is this a fresh instance?

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Yes, absolute.

When I go to Servertype → FTB (New Source)

I get this

image
image1888×727 84.3 KB

The Modpack List is empty

4

Can you post the instance logs?

5

It kinda got fixed after I created a new instance, so it seemed to be a temporary issue.
Sorry for the delayed update.

But now i am encountering the propblem on how to import my preexisting world to my instance/server.
When I manually copy it via sftp and click on “search for new worlds” nothing happens.

6

https://discourse.cubecoders.com/docs?topic=1822