Known issue - Creating or opening a Dataflow Gen2 dataflow shows endless spinner

You aren't able to create a new or open an existing Dataflow Gen2 dataflow. Instead, you see a spinner for a long time and then see an error message.

Status: Fixed: June 11, 2024

Product Experience: Data Factory

Symptoms

You see a spinner for a long time (more than a minute) when trying to create or open a Dataflow Gen2 dataflow. After the spinner completed, you see the error message: "Timeout while waiting for the Power Query Editor to be ready."

Solutions and workarounds

You can refresh the page and retry to open or edit the dataflow.