Exception in loading JOZ file

[anonymous]

What steps will reproduce the problem?

1. Loading JOZ file

What is the expected result?

What happens instead?

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: 2016-03-13 01:17:21 +0100 (Sun, 13 Mar 2016)
Build-Date:2016-03-13 02:35:00
Revision:9979
Relative:URL: ^/trunk

Identification: JOSM/1.5 (9979 fr) Windows 7 64-Bit
Memory Usage: 247 MB / 247 MB (178 MB allocated, but free)
Java version: 1.8.0_25-b18, Oracle Corporation, Java HotSpot(TM) Client VM

Plugins:
- cadastre-fr (32060)
- ejml (31895)
- geotools (31895)
- jts (31772)

Last errors/warnings:
- E: java.lang.NullPointerException

java.lang.NullPointerException
	at org.openstreetmap.josm.actions.SessionLoadAction$Loader$1.run(SessionLoadAction.java:117)
	at java.awt.event.InvocationEvent.dispatch(Unknown Source)
	at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
	at java.awt.EventQueue.access$400(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
	at java.awt.EventQueue.dispatchEvent(Unknown Source)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
	at java.awt.WaitDispatchSupport$2.run(Unknown Source)
	at java.awt.WaitDispatchSupport$4.run(Unknown Source)
	at java.awt.WaitDispatchSupport$4.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.awt.WaitDispatchSupport.enter(Unknown Source)
	at java.awt.Dialog.show(Unknown Source)
	at java.awt.Component.show(Unknown Source)
	at java.awt.Component.setVisible(Unknown Source)
	at java.awt.Window.setVisible(Unknown Source)
	at java.awt.Dialog.setVisible(Unknown Source)
	at org.openstreetmap.josm.gui.progress.PleaseWaitProgressMonitor$4.run(PleaseWaitProgressMonitor.java:197)
	at java.awt.event.InvocationEvent.dispatch(Unknown Source)
	at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
	at java.awt.EventQueue.access$400(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
	at java.awt.EventQueue.dispatchEvent(Unknown Source)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.run(Unknown Source)

[Don-vip]

In 10192/josm:

see #12774 - robustness/cleanup in session loading

[Don-vip]

I consider this bug to be a core problem, now fixed. The plugin could be improved to include cache file into joz archive instead of only local path, but that would be another enhancement.