Error(s) in re-building vignettes:
--- re-building ‘seqHMM.Rnw’ using knitr
Please cite seqHMM in publications by using: 

  Helske S, Helske J (2019). Mixture Hidden Markov Models for Sequence Data: The seqHMM Package in R. Journal of
Statistical Software, 88(3), 1-32. doi: 10.18637/jss.v088.i03.
 [>] 8 distinct states appear in the data: 
     1 = 0
     2 = 1
     3 = 2
     4 = 3
     5 = 4
     6 = 5
     7 = 6
     8 = 7
 [>] state coding:
       [alphabet]  [label]  [long label] 
     1  0           0        parent
     2  1           1        left
     3  2           2        married
     4  3           3        left+marr
     5  4           4        child
     6  5           5        left+child
     7  6           6        left+marr+ch
     8  7           7        divorced
 [>] 2000 sequences in the data set
 [>] min/max sequence length: 16/16
 [>] 3 distinct states appear in the data: 
     1 = divorced
     2 = married
     3 = single
 [>] state coding:
       [alphabet]  [label]  [long label] 
     1  single      single   single
     2  married     married  married
     3  divorced    divorced divorced
 [>] 2000 sequences in the data set
 [>] min/max sequence length: 16/16
 [>] 2 distinct states appear in the data: 
     1 = childless
     2 = children
 [>] state coding:
       [alphabet]  [label]   [long label] 
     1  childless   childless childless
     2  children    children  children
 [>] 2000 sequences in the data set
 [>] min/max sequence length: 16/16
 [>] 2 distinct states appear in the data: 
     1 = left home
     2 = with parents
 [>] state coding:
       [alphabet]   [label]      [long label] 
     1  with parents with parents with parents
     2  left home    left home    left home
 [>] 2000 sequences in the data set
 [>] min/max sequence length: 16/16
Quitting from lines 435-449 (seqHMM.Rnw) 
Error: processing vignette 'seqHMM.Rnw' failed with diagnostics:
length of 'dimnames' [1] not equal to array extent
--- failed re-building ‘seqHMM.Rnw’

--- re-building ‘seqHMM_algorithms.Rnw’ using knitr
--- finished re-building ‘seqHMM_algorithms.Rnw’

--- re-building ‘seqHMM_estimation.Rnw’ using knitr
--- finished re-building ‘seqHMM_estimation.Rnw’

--- re-building ‘seqHMM_visualization.Rnw’ using knitr
 [>] 8 distinct states appear in the data: 
     1 = 0
     2 = 1
     3 = 2
     4 = 3
     5 = 4
     6 = 5
     7 = 6
     8 = 7
 [>] state coding:
       [alphabet]  [label]  [long label] 
     1  0           0        parent
     2  1           1        left
     3  2           2        married
     4  3           3        left+marr
     5  4           4        child
     6  5           5        left+child
     7  6           6        left+marr+ch
     8  7           7        divorced
 [>] 2000 sequences in the data set
 [>] min/max sequence length: 16/16
 [>] 3 distinct states appear in the data: 
     1 = divorced
     2 = married
     3 = single
 [>] state coding:
       [alphabet]  [label]  [long label] 
     1  single      single   single
     2  married     married  married
     3  divorced    divorced divorced
 [>] 2000 sequences in the data set
 [>] min/max sequence length: 16/16
 [>] 2 distinct states appear in the data: 
     1 = childless
     2 = children
 [>] state coding:
       [alphabet]  [label]   [long label] 
     1  childless   childless childless
     2  children    children  children
 [>] 2000 sequences in the data set
 [>] min/max sequence length: 16/16
 [>] 2 distinct states appear in the data: 
     1 = left home
     2 = with parents
 [>] state coding:
       [alphabet]   [label]      [long label] 
     1  with parents with parents with parents
     2  left home    left home    left home
 [>] 2000 sequences in the data set
 [>] min/max sequence length: 16/16
Quitting from lines 56-71 (seqHMM_visualization.Rnw) 
Error: processing vignette 'seqHMM_visualization.Rnw' failed with diagnostics:
length of 'dimnames' [1] not equal to array extent
--- failed re-building ‘seqHMM_visualization.Rnw’

SUMMARY: processing the following files failed:
  ‘seqHMM.Rnw’ ‘seqHMM_visualization.Rnw’

Error: Vignette re-building failed.
Execution halted