#environment:
1.2.2_b01 mac10.6 jre1.6
#reproduced steps:
1. build the app with the runtime url: <http://jfx.sfbay.sun.com:5001/1.2/>. And it will created a folder " FXAppDeployTests".
2. Copy the folder " FXAppDeployTests" to your web server.
3. Open the test page using browser.
4. Click on any applet in the browser and you will notice this issue.

#the exception as below:
java.util.zip.ZipException: ZIP file must have at least one entry
    at java.util.zip.ZipOutputStream.finish(ZipOutputStream.java:304)
    at
java.util.zip.DeflaterOutputStream.close(DeflaterOutputStream.java:146)
    at java.util.zip.ZipOutputStream.close(ZipOutputStream.java:321)
    at
com.sun.deploy.net.HttpDownloadHelper.download(HttpDownloadHelper.java:224)
    at com.sun.deploy.cache.Cache$1.run(Cache.java:414)
    at java.security.AccessController.doPrivileged(Native Method)
    at com.sun.deploy.cache.Cache.downloadResourceToCache(Cache.java:393)
    at
com.sun.deploy.cache.DeployFileOutputStream.close(DeployCacheHandler.java:399)