Unable to download files with chat history off (Plus subscriber)

With chat history off, if I ask ChatGPT to crate a file for me that I can download, it creates the file but I am unable to download it.

for example:

When clicking on the link provided, I get a popup error message:

Inspecting the console on the browser (Edge/W11) I see this:

_app-ede2434a5ac88199.js:26 API error https://chat.openai.com/backend-api/conversation/33652289-4f20-4419-b838-9dd86aa3ae14/interpreter/download?message_id=cb5f6601-1b8b-4c10-8d28-9ed04464335f&sandbox_path=%2Fmnt%2Fdata%2Frandom_contacts.csv Conversation not found
eF. @ _app-ede2434a5ac88199.js:26
_app-ede2434a5ac88199.js:26 API error https://chat.openai.com/backend-api/conversation/33652289-4f20-4419-b838-9dd86aa3ae14/interpreter/download?message_id=cb5f6601-1b8b-4c10-8d28-9ed04464335f&sandbox_path=%2Fmnt%2Fdata%2Frandom_contacts.csv Conversation not found
eF. @ _app-ede2434a5ac88199.js:26

Anyone got any ideas?

Thanks

Pip