PPM Support Tip: PPM Workbench cannot open after installing JRE7u25 or JRE7u45 orJRE7u51
PPM Workbench cannot open after installing JRE7u25 or JRE7u45 orJRE7u51. This is caused by change in Java applet made by Oracle with the latest Java plug-in.
This problem also cause not able to view the package migration log.
According to the Release Notes of PPM 9.30, recommends to perform the following in order to avoid this issue:
Uninstall JRE7u25, then reinstall and use JRE7u11.
The latest Java plug-in causes the issue with the PPM Workbench, therefore it is recommended to use JRE7u11.
Clear Java cache settings and disable certificate revocation checking. To do so,
1. Go to Start > Control Panel > Java.
The Java Control Panel window opens.
2. Clear Java cache settings.
a. On the General tab, click Settings in the Temporary Internet Files section. The Temporary Files Settings dialog opens.
b. Click Delete Files. The Delete Files and Applications dialog opens.
c. Select Cached Applications and Applets and click OK.
3. Disable certificate revocation checking.
a. Go to the Advanced tab of the Java Control Panel window.
b. Expand Security > General, uncheck the Check certificates for revocation using Certificate Revocation Lists (CRLs) option, and click OK.
4. Open the PPM Workbench again.
Disabling on line revocation checking should only be considered in managed environments as it decreases security protections.
For more details, see