gustavoaalves opened a new issue #16409: URL: https://github.com/apache/superset/issues/16409
A clear and concise description of what the bug is. I had this issue when i tried use my dashboard inside an iframe. Look at the screenshot below:  Code from my HTML: `<!DOCTYPE html> <html lang="en"> <head> </head> <body> <iframe height="1500" width="1500" frameBorder="0" scrolling="no" src="http://192.168.0.109:8088/r/12?standalone=true" title="description" style="overflow:hidden" ></iframe> </body> </html>` ### Expected results Open my dashboard without errors in some iframe. ### Actual results This error in two of three widgets from my dashboard:  Unexpected token < in JSON at position 0 #### Screenshots Above! #### How to reproduce the bug 1. Embed a Dashboard inside a Iframe ### Environment (please complete the following information): - superset version: latest - python version: Docker container (https://hub.docker.com/r/apache/superset) ### Checklist Make sure to follow these steps before submitting your issue - thank you! - [ ] I have checked the superset logs for python stacktraces and included it here as text if there are any. - [ ] I have reproduced the issue with at least the latest released version of superset. - [ ] I have checked the issue tracker for the same issue and I haven't found one similar. ### Additional context Add any other context about the problem here. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
