Process panel goes blank in RapidMiner 9.x
There are some rare instances when the process panel goes blank in RapidMiner 9.x. This is an acknowledged bug and the engineering team is aware of it. Meanwhile if you encounter this type of occurrence, we recommend simply using the "Restore Default View" feature to fix this:
RapidMiner Studio showing a blank process panelQuick fix: go to View -> Restore Default View
Thanks all for reporting this so quickly!