Error(s) in re-building vignettes:
  ...
--- re-building ‘ggtangle.qmd’ using html
[31m

processing file: ggtangle.qmd
[39m[31mError in `loadNamespace()`:
! there is no package called 'ggtree'
Backtrace:
    ▆
 1. ├─ggplot2::geom_label(...)
 2. │ [39m[31m└─ggplot2::layer(...)
 3. │   └─ggplot2::fortify(data)
 4. └─base::loadNamespace(x)
 5.   └─base::withRestarts(stop(cond), retry_loadNamespace = function() NULL)
 6.     └─base (local) withOneRestart(expr, restarts[[1L]])
 7.       └─base (local) doWithOneRestart(return(expr), restart)

Quitting from ggtangle.qmd:69-77 [unnamed-chunk-4]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `loadNamespace()`:
! there is no package called 'ggtree'
---
Backtrace:
    ▆
 1. ├─ggplot2::geom_label(...)
 2. │ └─ggplot2::layer(...)
 3. │   └─ggplot2::fortify(data)
 4. └─base::loadNamespace(x)
 5.   └─base::withRestarts(stop(cond), retry_loadNamespace = function() NULL)
 6.     └─base (local) withOneRestart(expr, restarts[[1L]])
 7.       └─base (local) doWithOneRestart(return(expr), restart)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Execution halted
[39m[33mWARN: Error encountered when rendering files[39m
Error: processing vignette 'ggtangle.qmd' failed with diagnostics:
! Error running quarto CLI from R.
Caused by error in `quarto_render()`:
✖ Error returned by quarto CLI.
  -----------------------------
  
  
  processing file: ggtangle.qmd
  [31mError in `loadNamespace()`:[39m
  ! there is no package called 'ggtree'
  Backtrace:
  ▆
  1. ├─ggplot2::geom_label(...)
  2. │ [31m└─ggplot2::layer(...)[39m
  3. │ └─ggplot2::fortify(data)
  4. └─base::loadNamespace(x)
  5.  └─base::withRestarts(stop(cond), retry_loadNamespace = function() NULL)
  6.  └─base (local) withOneRestart(expr, restarts[[1L]])
  7.  └─base (local) doWithOneRestart(return(expr), restart)
  
  Quitting from ggtangle.qmd:69-77 [unnamed-chunk-4]
  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  <error/rlang_error>
  Error in `loadNamespace()`:
  ! there is no package called 'ggtree'
  ---
  Backtrace:
  ▆
  1. ├─ggplot2::geom_label(...)
  2. │ └─ggplot2::layer(...)
  3. │ └─ggplot2::fortify(data)
  4. └─base::loadNamespace(x)
  5.  └─base::withRestarts(stop(cond), retry_loadNamespace = function() NULL)
  6.  └─base (local) withOneRestart(expr, restarts[[1L]])
  7.  └─base (local) doWithOneRestart(return(expr), restart)
  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  
  Execution halted
  [33mWARN: Error encountered when rendering files[39m
  
Caused by error in `processx::run()`:
! System command 'quarto' failed
--- failed re-building ‘ggtangle.qmd’

SUMMARY: processing the following file failed:
  ‘ggtangle.qmd’

Error: Vignette re-building failed.
Execution halted