I'm tasked with modifying a SuiteFlow Workflow for approving Return Authorizations, and I noticed when it gets to the end of the approver chain and in the last state, the last approver clicks the native "Approve Return" button, then at some point after transitioning to the "Approved" state in the workflow, I as the test user have clicked that button and I'm waiting for the Return Authorization page to reload.
It takes a while since it's also doing a custom workflow action to transform-create a Credit Memo from the RA and apply it to the RA's Invoice. But instead of the RA page reappearing, I get a mostly blank page with this message on it: