Error(s) in re-building vignettes:
--- re-building 'demo_ensembling.Rmd' using rmarkdown

Quitting from demo_ensembling.Rmd:90-92 [unnamed-chunk-4]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `dimnames(x) <- dnx`:
! 'dimnames' applied to non-array
---
Backtrace:
    ▆
 1. ├─flextable::as_flextable(summary(mod$models[[1]]))
 2. └─flextable:::as_flextable.table(summary(mod$models[[1]]))
 3.   ├─base::as.data.frame(x)
 4.   └─base::as.data.frame.table(x)
 5.     ├─base::eval(ex)
 6.     │ └─base::eval(ex)
 7.     ├─base::data.frame(...)
 8.     ├─base::do.call(...)
 9.     └─base::provideDimnames(x, sep = sep, base = base)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'demo_ensembling.Rmd' failed with diagnostics:
'dimnames' applied to non-array
--- failed re-building 'demo_ensembling.Rmd'

--- re-building 'demo_filtering.Rmd' using rmarkdown

Quitting from demo_filtering.Rmd:50-64 [unnamed-chunk-2]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error:
! '*this' is not a valid 'advector' (constructed using illegal operation?)
---
Backtrace:
     ▆
  1. ├─tsmethods::estimate(spec)
  2. └─tsissm:::estimate.tsissm.spec(spec)
  3.   └─tsissm:::.estimate_ad_constant(...)
  4.     └─tsissm:::issm_constraint(fun$par, fun, issmenv)
  5.       └─RTMB (local) makeADFun2(...)
  6.         └─obj$retape()
  7.           └─RTMB:::MakeADFunObject(...)
  8.             └─RTMB:::.MakeTape(mapfunc, obj$env$par)
  9.               └─RTMB (local) f(x)
 10.                 └─tsissm (local) func(pl)
 11.                   ├─base::eigen(D, symmetric = FALSE, only.values = TRUE)
 12.                   └─RTMB::eigen(D, symmetric = FALSE, only.values = TRUE)
 13.                     ├─base::eigen(x, symmetric, only.values, EISPACK)
 14.                     └─RTMB::eigen(x, symmetric, only.values, EISPACK)
 15.                       └─RTMB::Math.advector(colSums(Re(V * Conj(V))))
 16.                         └─RTMB:::Math1(x, .Generic, ...)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'demo_filtering.Rmd' failed with diagnostics:
'*this' is not a valid 'advector' (constructed using illegal operation?)
--- failed re-building 'demo_filtering.Rmd'

--- re-building 'demo_missing_data.Rmd' using rmarkdown

Quitting from demo_missing_data.Rmd:82-99 [unnamed-chunk-4]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error:
! '*this' is not a valid 'advector' (constructed using illegal operation?)
---
Backtrace:
     ▆
  1. ├─tsmethods::estimate(spec_naive, scores = FALSE)
  2. └─tsissm:::estimate.tsissm.spec(spec_naive, scores = FALSE)
  3.   └─tsissm:::.estimate_ad_constant(...)
  4.     └─tsissm:::issm_constraint(fun$par, fun, issmenv)
  5.       └─RTMB (local) makeADFun2(...)
  6.         └─obj$retape()
  7.           └─RTMB:::MakeADFunObject(...)
  8.             └─RTMB:::.MakeTape(mapfunc, obj$env$par)
  9.               └─RTMB (local) f(x)
 10.                 └─tsissm (local) func(pl)
 11.                   ├─base::eigen(D, symmetric = FALSE, only.values = TRUE)
 12.                   └─RTMB::eigen(D, symmetric = FALSE, only.values = TRUE)
 13.                     ├─base::eigen(x, symmetric, only.values, EISPACK)
 14.                     └─RTMB::eigen(x, symmetric, only.values, EISPACK)
 15.                       └─RTMB::Math.advector(colSums(Re(V * Conj(V))))
 16.                         └─RTMB:::Math1(x, .Generic, ...)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'demo_missing_data.Rmd' failed with diagnostics:
'*this' is not a valid 'advector' (constructed using illegal operation?)
--- failed re-building 'demo_missing_data.Rmd'

--- re-building 'demo_variance_dynamics.Rmd' using rmarkdown

Quitting from demo_variance_dynamics.Rmd:90-101 [unnamed-chunk-3]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error:
! '*this' is not a valid 'advector' (constructed using illegal operation?)
---
Backtrace:
     ▆
  1. ├─tsmethods::estimate(spec_constant, scores = FALSE)
  2. └─tsissm:::estimate.tsissm.spec(spec_constant, scores = FALSE)
  3.   └─tsissm:::.estimate_ad_constant(...)
  4.     └─tsissm:::ar_jconstraint(fun$par, fun, issmenv)
  5.       └─RTMB (local) makeADFun2(...)
  6.         └─obj$retape()
  7.           └─RTMB:::MakeADFunObject(...)
  8.             └─RTMB:::.MakeTape(mapfunc, obj$env$par)
  9.               └─RTMB (local) f(x)
 10.                 └─tsissm (local) func(pl)
 11.                   ├─base::eigen(C, symmetric = FALSE)
 12.                   └─RTMB::eigen(C, symmetric = FALSE)
 13.                     ├─base::eigen(x, symmetric, only.values, EISPACK)
 14.                     └─RTMB::eigen(x, symmetric, only.values, EISPACK)
 15.                       └─RTMB::Math.advector(colSums(Re(V * Conj(V))))
 16.                         └─RTMB:::Math1(x, .Generic, ...)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'demo_variance_dynamics.Rmd' failed with diagnostics:
'*this' is not a valid 'advector' (constructed using illegal operation?)
--- failed re-building 'demo_variance_dynamics.Rmd'

--- re-building 'issm_introduction.Rmd' using rmarkdown
--- finished re-building 'issm_introduction.Rmd'

SUMMARY: processing the following files failed:
  'demo_ensembling.Rmd' 'demo_filtering.Rmd' 'demo_missing_data.Rmd'
  'demo_variance_dynamics.Rmd'

Error: Vignette re-building failed.
Execution halted