FULL PRODUCT VERSION :
java version "1.8.0_172-ea"
Java(TM) SE Runtime Environment (build 1.8.0_172-ea-b03)
Java HotSpot(TM) 64-Bit Server VM (build 25.172-b03, mixed mode)


ADDITIONAL OS VERSION INFORMATION :
Microsoft Windows [Version 6.1.7601]


A DESCRIPTION OF THE PROBLEM :
JNLP file having UTF-8 letters failed to launch from command line javaws.exe.


REGRESSION.  Last worked in version 8u151

ADDITIONAL REGRESSION INFORMATION: 
jre1.8.0_144


STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Failed:
C:\Program Files\Java\jre1.8.0_172\bin\javaws.exe utf8.jnlp
C:\Program Files\Java\jre1.8.0_161\bin\javaws.exe utf8.jnlp

Succeeded to launch:
C:\Program Files\Java\jre1.8.0_144\bin\javaws.exe utf8.jnlp


EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
Success to launch the application.
ACTUAL -
"Application Error" dialogue is shown.

ERROR MESSAGES/STACK TRACES THAT OCCUR :
"Application Error" dialogue is shown. stack trace is as follows.


Exception: (the message says that failed to analyze, error in line 0)
-----
JNLParseException[ ������������������������������������������������������0������������������������������������]
	at com.sun.javaws.jnl.XMLFormat.decode(Unknown Source)
	at com.sun.javaws.jnl.XMLFormat.parse(Unknown Source)
	at com.sun.javaws.jnl.LaunchDescFactory.buildDescriptor(Unknown Source)
	at com.sun.javaws.jnl.LaunchDescFactory.buildDescriptor(Unknown Source)
	at com.sun.javaws.Main.launchApp(Unknown Source)
	at com.sun.javaws.Main.continueInSecureThread(Unknown Source)
	at com.sun.javaws.Main.access$000(Unknown Source)
	at com.sun.javaws.Main$1.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)
Caused by: java.io.EOFException: encoding.error.not.xml
	at com.sun.deploy.xml.XMLEncoding.decodeXML(Unknown Source)
	... 9 more



Wrapped Exception:
-----
java.io.EOFException: encoding.error.not.xml
	at com.sun.deploy.xml.XMLEncoding.decodeXML(Unknown Source)
	at com.sun.javaws.jnl.XMLFormat.decode(Unknown Source)
	at com.sun.javaws.jnl.XMLFormat.parse(Unknown Source)
	at com.sun.javaws.jnl.LaunchDescFactory.buildDescriptor(Unknown Source)
	at com.sun.javaws.jnl.LaunchDescFactory.buildDescriptor(Unknown Source)
	at com.sun.javaws.Main.launchApp(Unknown Source)
	at com.sun.javaws.Main.continueInSecureThread(Unknown Source)
	at com.sun.javaws.Main.access$000(Unknown Source)
	at com.sun.javaws.Main$1.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)


REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
Failed:
C:\Program Files\Java\jre1.8.0_172\bin\javaws.exe utf8.jnlp

Reproducing test case, utf8.jnlp is as follows.
The jnlp file contains UTF-8 encoded japanese letters in the <argument> attribute.
<argument>--downloadFiles[0]=DownloadManagerSetup  ........................   .exe</argument>

---------utf8.jnlp begin---------
<?xml version="1.0" encoding="UTF-8"?>
<jnlp spec="1.7+"
		codebase="http://127.0.0.1:9000/">
	<information>
		<title>SilverBulletDownloadClient</title>
		<vendor>Skeed Co. Ltd.</vendor>
		<homepage href="http://www.skeed.co.jp" />
		<description kind="one-line">SkeedSilverBullet Client</description>
		<description kind="short">SkeedSilverBullet Client</description>
		<description kind="tooltip">SkeedSilverBullet Client</description>
		<icon kind="default" href="http://127.0.0.1:9000/public/images/ssb_transparent.gif" />
		<icon kind="splash" href="http://127.0.0.1:9000/public/images/ssb_splash.jpg" />
		<offline-allowed/>
	</information>
	<security>
		<all-permissions />
	</security>
	<resources>
		<java version="1.7+" initial-heap-size="8M" max-heap-size="64M"/>
		<jar href="http://127.0.0.1:9000/public/jars/ssb_guic.jar"/>
		<property name="jnlp.packEnabled" value="true" />
	</resources>
	<application-desc main-class="com.skeedtech.skeed_silver_bullet.simple_gui_client.SimpleDownloaderMain">

		<argument>--downloadFiles[0]=DownloadManagerSetup - ��������� - ��������� (2) - ���������.exe</argument>

	</application-desc>
</jnlp>
---------utf8.jnlp end ---------


---------- END SOURCE ----------

CUSTOMER SUBMITTED WORKAROUND :
Using ASCII letters by changing application behavior and/or limiting application functionality.
Or using older version of java.