Hi, I am having trouble using mermaid engine on rstudio workbench.  I get the error 

ERROR: Couldn’t find open server’

I am using quarto 0.9.449 on a linux server and this is my code test

````{mermaid}
flowchart LR
  A[Hard edge] --> B(Round edge)
  B --> C{Decision}
  C --> D[Result one]
  C --> E[Result two]
``` `

Any help much appreciated.
cscheid
2022-05-25T13:37:48Z
quinfer
1.0
closed
mermaid diagram not rendering
https://github.com/quarto-dev/quarto-cli/issues/974