Comment 4 for bug 588861

For the record, root cause is:
ERROR javax.crypto.BadPaddingException: pad block corrupted
javax.crypto.BadPaddingException: pad block corrupted
 at org.bouncycastle.jce.provider.JCEBlockCipher.engineDoFinal(Unknown Source)
 at javax.crypto.Cipher.doFinal(Cipher.java:1708)
 at edu.ucsb.eucalyptus.cloud.ws.WalrusImageManager.decryptImage(WalrusImageManager.java:801)