Error(s) in re-building vignettes:
--- re-building ‘fHMM.Rmd’ using rmarkdown
--- finished re-building ‘fHMM.Rmd’

--- re-building ‘v01_model_definition.Rmd’ using rmarkdown
--- finished re-building ‘v01_model_definition.Rmd’

--- re-building ‘v02_controls.Rmd’ using rmarkdown

Quitting from lines 37-39 [unnamed-chunk-2] (v02_controls.Rmd)
Error: processing vignette 'v02_controls.Rmd' failed with diagnostics:
Download failed. This can have different reasons:
- Maybe 'symbol' is unknown.
- Or there is no data for the specified time interval.
--- failed re-building ‘v02_controls.Rmd’

--- re-building ‘v03_data_management.Rmd’ using rmarkdown

Quitting from lines 69-71 [unnamed-chunk-3] (v03_data_management.Rmd)
Error: processing vignette 'v03_data_management.Rmd' failed with diagnostics:
Download failed. This can have different reasons:
- Maybe 'symbol' is unknown.
- Or there is no data for the specified time interval.
--- failed re-building ‘v03_data_management.Rmd’

--- re-building ‘v04_model_estimation.Rmd’ using rmarkdown
** Processing: fHMM-plot-sdds-1.png
960x576 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 34941 bytes
Input file size = 35067 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 30978
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 30978

Output IDAT size = 30978 bytes (3963 bytes decrease)
Output file size = 31056 bytes (4011 bytes = 11.44% decrease)

** Processing: fHMM-plot-lls-1.png
960x576 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 15165 bytes
Input file size = 15255 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 12526
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 12526

Output IDAT size = 12526 bytes (2639 bytes decrease)
Output file size = 12604 bytes (2651 bytes = 17.38% decrease)

--- finished re-building ‘v04_model_estimation.Rmd’

--- re-building ‘v05_state_decoding_and_prediction.Rmd’ using rmarkdown
** Processing: fHMM-decoded-ts-1.png
960x576 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 133746 bytes
Input file size = 134016 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 126278
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 126278

Output IDAT size = 126278 bytes (7468 bytes decrease)
Output file size = 126356 bytes (7660 bytes = 5.72% decrease)

--- finished re-building ‘v05_state_decoding_and_prediction.Rmd’

--- re-building ‘v06_model_checking.Rmd’ using rmarkdown
** Processing: fHMM-plot-res-1.png
960x576 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 94027 bytes
Input file size = 94237 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 70648
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 70648

Output IDAT size = 70648 bytes (23379 bytes decrease)
Output file size = 70726 bytes (23511 bytes = 24.95% decrease)

--- finished re-building ‘v06_model_checking.Rmd’

--- re-building ‘v07_model_selection.Rmd’ using rmarkdown
--- finished re-building ‘v07_model_selection.Rmd’

SUMMARY: processing the following files failed:
  ‘v02_controls.Rmd’ ‘v03_data_management.Rmd’

Error: Vignette re-building failed.
Execution halted