Running examples in ‘fluxible-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: flux_calc
> ### Title: Calculates ecosystem gas fluxes
> ### Aliases: flux_calc
> 
> ### ** Examples
> 
> data(co2_conc)
> slopes <- flux_fitting(co2_conc, conc, datetime, fit_type = "exp_zhao18")
Error in `mutate()`:
ℹ In argument: `glance = map(.data$model, glance)`.
ℹ In group 1: `f_fluxid = 1`.
Caused by error in `map()`:
ℹ In index: 1.
Caused by error in `ll()`:
! could not find function "ll"
Backtrace:
     ▆
  1. ├─fluxible::flux_fitting(co2_conc, conc, datetime, fit_type = "exp_zhao18")
  2. │ └─fluxible:::flux_fitting_lm(...)
  3. │   ├─dplyr::ungroup(...)
  4. │   ├─dplyr::select(...)
  5. │   ├─dplyr::rename(...)
  6. │   ├─tidyr::unnest(...)
  7. │   ├─tidyr::pivot_wider(...)
  8. │   ├─dplyr::select(...)
  9. │   ├─tidyr::unnest(...)
 10. │   ├─dplyr::select(...)
 11. │   ├─dplyr::mutate(...)
 12. │   └─dplyr:::mutate.data.frame(...)
 13. │     └─dplyr:::mutate_cols(.data, dplyr_quosures(...), by)
 14. │       ├─base::withCallingHandlers(...)
 15. │       └─dplyr:::mutate_col(dots[[i]], data, mask, new_columns)
 16. │         └─mask$eval_all_mutate(quo)
 17. │           └─dplyr (local) eval()
 18. ├─purrr::map(.data$model, glance)
 19. │ └─purrr:::map_("list", .x, .f, ..., .progress = .progress)
 20. │   ├─purrr:::with_indexed_errors(...)
 21. │   │ └─base::withCallingHandlers(...)
 22. │   ├─purrr:::call_with_cleanup(...)
 23. │   ├─generics (local) .f(.x[[i]], ...)
 24. │   └─broom:::glance.lm(.x[[i]], ...)
 25. │     ├─base::with(...)
 26. │     └─base::with.default(...)
 27. │       └─base::eval(substitute(expr), data, enclos = parent.frame())
 28. │         └─base::eval(substitute(expr), data, enclos = parent.frame())
 29. │           └─tibble::tibble(...)
 30. │             └─tibble:::tibble_quos(xs, .rows, .name_repair)
 31. │               └─rlang::eval_tidy(xs[[j]], mask)
 32. ├─stats::AIC(x)
 33. ├─stats:::AIC.default(x)
 34. └─base::.handleSimpleError(...)
 35.   └─purrr (local) h(simpleError(msg, call))
 36.     └─cli::cli_abort(...)
 37.       └─rlang::abort(...)
Execution halted