Exploded EAR deployment error - java.util.zip.ZipException: error in opening zip file

Deployment of EAR application (ejb module, JSF war module, 2 jar libraries) fails with ZipException error on JBoss AS Beta 3 and Beta-4-SNAPSHOT using standalone server with exploded archives. Application is published by JBoss Tools 3.3.M6. Content of "\jboss-7.0.0.Beta3\standalone\deployments" directory included in attachment.

15:20:17,611 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-2) MSC00001: Failed to start service jboss.deployment.unit."SNapplication-0.0.1-SNAPSHOT.ear".STRUCTURE: org.jboss.msc.service.StartException in service jboss.deployment.unit."SNapplication-0.0.1-SNAPSHOT.ear".STRUCTURE: Failed to process phase STRUCTURE of deployment "SNapplication-0.0.1-SNAPSHOT.ear"
at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:108)
at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1675)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source) [:1.6.0_22]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [:1.6.0_22]
at java.lang.Thread.run(Unknown Source) [:1.6.0_22]
Caused by: org.jboss.as.server.deployment.DeploymentUnitProcessingException: Failed to process children for EAR ["/C:/Dev/jboss-7.0.0.Beta3/bin/content/SNapplication-0.0.1-SNAPSHOT.ear"]
at org.jboss.as.ee.structure.EarStructureProcessor.deploy(EarStructureProcessor.java:211)
at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:102)
... 4 more
Caused by: java.util.zip.ZipException: error in opening zip file
at java.util.zip.ZipFile.open(Native Method) [:1.6.0_22]
at java.util.zip.ZipFile.<init>(Unknown Source) [:1.6.0_22]
at java.util.jar.JarFile.<init>(Unknown Source) [:1.6.0_22]
at java.util.jar.JarFile.<init>(Unknown Source) [:1.6.0_22]
at org.jboss.vfs.spi.JavaZipFileSystem.<init>(JavaZipFileSystem.java:94)
at org.jboss.vfs.spi.JavaZipFileSystem.<init>(JavaZipFileSystem.java:80)
at org.jboss.vfs.VFS.mountZip(VFS.java:428)
at org.jboss.vfs.VFS.mountZip(VFS.java:454)
at org.jboss.as.ee.structure.EarStructureProcessor.mount(EarStructureProcessor.java:216)
at org.jboss.as.ee.structure.EarStructureProcessor.deploy(EarStructureProcessor.java:124)
... 5 more

15:20:17,615 INFO [org.jboss.as.server] (MSC service thread 1-2) Service status report
Services which failed to start:
service jboss.deployment.unit."SNapplication-0.0.1-SNAPSHOT.ear".STRUCTURE: org.jboss.msc.service.StartException in service jboss.deployment.unit."SNapplication-0.0.1-SNAPSHOT.ear".STRUCTURE: Failed to process phase STRUCTURE of deployment "SNapplication-0.0.1-SNAPSHOT.ear"
------------------------------------------------------------------------------------------------------------------

EAR structure:
\business-0.0.1-SNAPSHOT.jar
\userweb-0.0.1-SNAPSHOT.war
\META-INF\application.xml
\META-INF\jboss-app.xml
\META-INF\MANIFEST.MF
\lib\domain-0.0.1-SNAPSHOT.jar
\lib\eclipselink-2.2.0.jar
\lib\javax.persistence-2.0.3.jar
\lib\wsclients-0.0.1-SNAPSHOT.jar

pom.xml:
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>application</artifactId>
<packaging>ear</packaging>
<name>SMS Notify Application</name>

<parent>
<groupId>sk.arsnova.sn</groupId>
<artifactId>assembly</artifactId>
<version>0.0.1-SNAPSHOT</version>
</parent>

<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>

<dependencies>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>business</artifactId>
<version>${project.version}</version>
<type>ejb</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>domain</artifactId>
<version>${project.version}</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>userweb</artifactId>
<version>${project.version}</version>
<type>war</type>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>wsclients</artifactId>
<version>${project.version}</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
</dependencies>

<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.3.2</version>
<configuration>
<source>1.6</source>
<target>1.6</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-ear-plugin</artifactId>
<version>2.5</version>
<configuration>
<version>6</version>
<defaultLibBundleDir>lib</defaultLibBundleDir>
</configuration>
</plugin>
</plugins>
</build>
</project>

application.xml:
<?xml version="1.0" encoding="UTF-8"?>
<application xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/application_6.xsd" version="6">
<display-name>application</display-name>
<module>
<ejb>business-0.0.1-SNAPSHOT.jar</ejb>
</module>
<module>
<web>
<web-uri>userweb-0.0.1-SNAPSHOT.war</web-uri>
<context-root>/userweb</context-root>
</web>
</module>
<library-directory>lib</library-directory>
</application>

Unexploded EAR deploys succesfully.