The Report Editor change logic button does not work. As a workaround, use the rule form to change the logic.
Slow WebSphere performance on Mac platforms
Valid from Pega Version 7.1.2
Use the following JVM setting to improve WebSphere performance on Mac platforms:
Node description cannot match application server node name
Valid from Pega Version 6.3 SP1
A node's Short Description should not be the same value as the application server node name. If the node's Short Description is changed to be the same value as the application server node name, then the node description is automatically changed back to the original value after a system restart.
All Pega product release notes can be found on their product pages.