# Bug report Trying to run a sandpack provider with dependencies. Seems like the dependencies get installed in Sandpack env but are unable to transpile ## Packages affected - [ ] sandpack-client - [ X ] sandpack-react ## Description of the problem Found this issue with any package dependencies being installed customSetup Preview crashes on the sandpack instance in my code <img width="769" alt="Image" src="https://github.com/user-attachments/assets/0c4ed4af-cac9-47c4-83d4-9d217260e03e" /> ------------------------------------------------- Even in your docs it doesnt seem to work. Check it out here: https://sandpack.codesandbox.io/docs/getting-started/usage <img width="896" alt="Image" src="https://github.com/user-attachments/assets/e60fac65-6a8d-40bc-b3fc-65841be1ad6b" />