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Title
Missing required Permissions manifest attribute in main jar -
Description
When trying to open the sudo policy tab in Management Console for Unix the following error message is seen:
Missing required Permissions manifest attribute in main jar
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Cause
This error is caused by security measures implemented first in Java 7 update 51. The change puts new restrictions on the running of self-signed and unsigned applets. -
Resolution
You can use the Exception Site list feature to run the applications blocked by security settings. Adding the URL of the blocked application to the Exception Site list allows it to run with some warnings.Steps to Add URLs to the Exception Site list
- Go to the Java Control Panel (On Windows Click Start and then Configure Java)
- Click on the Security tab
- Click on the Edit Site List button
- Click Add in the Exception Site List window
- Click in the empty field under the Location field to enter the URL
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Additional Information
https://www.java.com/en/download/help/java_blocked.xml