id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
21526	"Loosing values pasting ""Copy all/selected Keys/Values"" with key with multiple values"	skyper	team	"==== What steps will reproduce the problem?
1. Have two objects with one identical tag and one identical key with different value
1. Select the objects and copy
1. add a new object
1. Paste Tags
1. Cancel in the action in the rising paste tag conflict dialog
1. Select the two objects with tags again
1. In Tags/Membership panel, use context menu action ""Copy all Keys/Values""
1. Select the new object without tags, again
1. Paste Tags

==== What is the expected result?
A paste tag conflict dialog will be presented

==== What happens instead?
Tags are added without dialog and only one of the two values of the identical key is used.

==== Please provide any additional information below. Attach a screenshot if possible.
Same happens if I use ""Copy selected Key/Value"". The number says ""3"" but only two are pasted.

{{{
Relative:URL: ^/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2021-11-05 01:04:10 +0100 (Fri, 05 Nov 2021)
Revision:18310
Build-Date:2021-11-05 02:31:01
URL:https://josm.openstreetmap.de/svn/trunk
}}}"	defect	new	normal		Core			template_report paste tag conflict