Activate the registry key java.deployment.save_certificates to permanently save the JRE certificates.
Installing Java Runtime Environment (JRE) certificates manually:
  1. Click Accessories→Java Manager in the IGEL UMS setup.
  2. Activate Enable on Desktop and click OK.
  3. Open the Java Manager from the desktop.
  4. Click Certificates... on the Security tab.

    UD5_000005

  5. Choose Signer CA under Certificate Type.

    Certificates

  6. Import the certificate.In the UD2-MultiMedia the commando su user -c "javaws -viewer" must be used. Choose Trusted Root CA Certificates as Certificate Type and import the certificate.