Downloads from api not proper working/impossible anymore.

[skyper]

What steps will reproduce the problem?

1. start program with option ​https://api.openstreetmap.org/api/0.6/way/[id]/[version] or ​https://www.openstreetmap.org/api/0.6/way/[id]/[version]

What is the expected result?

(The mentioned version of) the way is downloaded, with its child nodes and rendered.

What happens instead?

The way is downloaded, with its child nodes and nothing is rendered nor selectable.
If you update data the data is rendered but always the last version.

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What steps will reproduce the problem?

1. Open download dialog and choose bbox tab
2. paste/enter api url from above

What is the expected result?

(The mentioned version of) the way is downloaded, with its child nodes and rendered.

What happens instead?

Some nearby bbox is completely downloaded.

Please provide any additional information below. Attach a screenshot if possible.

api.osm or www.osm does not matter.
Both did work in previous versions (see #8946) but I did not use it lately.
Was a nice feature to look at older versions.

URL:https://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2019-07-03 23:41:23 +0200 (Wed, 03 Jul 2019)
Build-Date:2019-07-04 01:30:58
Revision:15203
Relative:URL: ^/trunk

Program arguments: [https://www.openstreetmap.org/api/0.6/way/4537948]

Last errors/warnings:
- W: No configuration settings found.  Using hardcoded default values for all pools.