Error(s) in re-building vignettes:
  ...
--- re-building ‘V01_Structure_SD_model.Rmd’ using rmarkdown
[WARNING] Deprecated: --highlight-style. Use --syntax-highlighting instead.
--- finished re-building ‘V01_Structure_SD_model.Rmd’

--- re-building ‘V02_Calibration_SD_model.Rmd’ using rmarkdown
[WARNING] Deprecated: --highlight-style. Use --syntax-highlighting instead.
--- finished re-building ‘V02_Calibration_SD_model.Rmd’

--- re-building ‘V03_Open-loop_influenced_flow.Rmd’ using rmarkdown

Quitting from V03_Open-loop_influenced_flow.Rmd:74-76 [diagram]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `png::readPNG()`:
! unable to open /tmp/RtmpJmaSjb/0396adc2b65fb07ce10e2d29b21c9067.png
---
Backtrace:
    ▆
 1. ├─base::plot(griwrmV03)
 2. └─airGRiwrm::plot.GRiwrm(griwrmV03)
 3.   ├─base::plot(diagram, ...)
 4.   └─airGRiwrm::plot.mermaid(diagram, ...)
 5.     └─airGRiwrm:::plot_png(file_mmd, add = add)
 6.       └─png::readPNG(path, native = TRUE)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'V03_Open-loop_influenced_flow.Rmd' failed with diagnostics:
unable to open /tmp/RtmpJmaSjb/0396adc2b65fb07ce10e2d29b21c9067.png
--- failed re-building ‘V03_Open-loop_influenced_flow.Rmd’

--- re-building ‘V04_Closed-loop_regulated_withdrawal.Rmd’ using rmarkdown
[WARNING] Deprecated: --highlight-style. Use --syntax-highlighting instead.
--- finished re-building ‘V04_Closed-loop_regulated_withdrawal.Rmd’

--- re-building ‘V05_Modelling_ungauged_nodes.Rmd’ using rmarkdown

Quitting from V05_Modelling_ungauged_nodes.Rmd:114-116 [plot_network]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `png::readPNG()`:
! unable to open /tmp/RtmpKi5A6a/3e3e82f87c0acfdf44b9e570a54f81f2.png
---
Backtrace:
    ▆
 1. ├─base::plot(griwrmV05)
 2. └─airGRiwrm::plot.GRiwrm(griwrmV05)
 3.   ├─base::plot(diagram, ...)
 4.   └─airGRiwrm::plot.mermaid(diagram, ...)
 5.     └─airGRiwrm:::plot_png(file_mmd, add = add)
 6.       └─png::readPNG(path, native = TRUE)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'V05_Modelling_ungauged_nodes.Rmd' failed with diagnostics:
unable to open /tmp/RtmpKi5A6a/3e3e82f87c0acfdf44b9e570a54f81f2.png
--- failed re-building ‘V05_Modelling_ungauged_nodes.Rmd’

--- re-building ‘V06_Modelling_regulated_diversion.Rmd’ using rmarkdown
[WARNING] Deprecated: --highlight-style. Use --syntax-highlighting instead.
--- finished re-building ‘V06_Modelling_regulated_diversion.Rmd’

--- re-building ‘airGRiwrm.Rmd’ using rmarkdown
[WARNING] Deprecated: --highlight-style. Use --syntax-highlighting instead.
--- finished re-building ‘airGRiwrm.Rmd’

SUMMARY: processing the following files failed:
  ‘V03_Open-loop_influenced_flow.Rmd’
  ‘V05_Modelling_ungauged_nodes.Rmd’

Error: Vignette re-building failed.
Execution halted