Users seeing the following error when logging into Spectrum OneClick:
Application Blocked by Deployment Rule Set
Cannot verify rule set jar
There is a DeploymentRuleSet.jar file located in the C:\Windows\Sun\Java\Deployment directory on the client machine.
Remove the DeploymentRuleSet.jar file or update the DeploymentRuleSet.jar file to enable OneClick to run.
Please reference Deployment Rule Set for more information.