I'm thinking add just 1 or 2 servers and then export the list, and compare formats between the old XML file and the new regsvr file that you export.   You...

That doesn't mean that SSMS had...

It's possible that it just ran out of RAM.   It's not real good at that.   Just trying to copy and paste a sufficiently large result set can cause SSMS to...

Problem.   How does the query decide which row goes with which other row?   You'll need some column that provides that guidance, that is not shown in your picture.   The reason...

Here's a good article on the topic that might be of assistance:

http://www.sqlchick.com/entries/2013/4/16/ssrs-report-execution-snapshot-vs-a-report-history-snapshot.html

Simplest way to solve it is to have the parameter default to a given location, and then set up a 2nd report for subscription purposes that defaults to the other...

Here's how:
DECLARE @HEX_VALUE AS varchar(100) = '刀椀瘀攀爀猀椀搀攀'

SELECT CONVERT(varchar(20),
    (
    SELECT CHAR(TRY_CONVERT(int, TRY_CONVERT(varbinary, S.Item, 1)))
    FROM dbo.DelimitedSplit8K(REPLACE(REPLACE(@HEX_VALUE, '00', ''), '&#', '0'), ';') AS S
    WHERE S.Item <> ''