PC - Eruption allows for a gen to be worked after 5 have been completed.

kit_mason

Step 1 : Play a match of survivor, and work two seperate gens.

Step 2 : Trigger Eruption on the lower-progressed gen in the moments before the final generator is completed.

Step 3 : Complete the final generator.

Step 4 : Notice the lower-progressed gen is still workable.

Video from the game i played where it happened:

https://youtu.be/OrwlI_yicpY