Cannot open file

[jimrosinus@…]

What steps will reproduce the problem?

1. All attempts to open the file result in the same error message

What is the expected result?

Expect file to open for editing

What happens instead?

File does not open. Error message appears: 'Line 39,341 column 76: Attribute name "user" associated with an element type "node" must be followed by the '=' character.'
Clicking "OK" shuts down error message but there is no way to address or correct the error.

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

URL:http://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2017-05-29 16:19:58 +0200 (Mon, 29 May 2017)
Build-Date:2017-05-29 14:25:03
Revision:12275
Relative:URL: ^/trunk

Identification: JOSM/1.5 (12275 en) Windows 10 64-Bit
OS Build number: Windows 10 Home 1607 (14393)
Memory Usage: 159 MB / 247 MB (70 MB allocated, but free)
Java version: 1.8.0_131-b11, Oracle Corporation, Java HotSpot(TM) Client VM
Screen: \Display0 1366x768
Maximum Screen Size: 1366x768
VM arguments: [-Djava.security.manager, -Djava.security.policy=file:<java.home>\lib\security\javaws.policy, -DtrustProxy=true, -Djnlpx.home=<java.home>\bin, -Djnlpx.origFilenameArg=%UserProfile%\AppData\LocalLow\Sun\Java\Deployment\cache\6.0\56\1ee8cfb8-107c0ffc, -Djnlpx.remove=false, -Djava.util.Arrays.useLegacyMergeSort=true, -Djnlpx.splashport=59580, -Djnlp.application.href=https://josm.openstreetmap.de/download/josm.jnlp, -Djnlpx.jvm=<java.home>\bin\javaw.exe]

[Klumbumbus]

Please attach the file you are trying to open.

[Don-vip]

This file is heavily corrupted there's nothing we can do.

[Don-vip]

compressed original file