[Bug]: failure in tm_g_waterfall

[gogonzo]

What happened?

ADSL <- rADSL
ADRS <- rADRS
ADTR <- rADTR
#'
ADSL$SEX <- factor(ADSL$SEX, levels = unique(ADSL$SEX))
#'
x <- teal::init(
  data = cdisc_data(
    cdisc_dataset("ADSL", ADSL,
      code = "ADSL <- rADSL
              ADSL$SEX <- factor(ADSL$SEX, levels = unique(ADSL$SEX))"
    ),
    cdisc_dataset("ADRS", ADRS, code = "ADRS <- rADRS"),
    cdisc_dataset("ADTR", ADTR,
      code = " ADTR <- rADTR",
      c("STUDYID", "USUBJID", "PARAMCD", "AVISIT")
    ),
    check = TRUE
  ),
  modules = modules(
    tm_g_waterfall(
      label = "Waterfall",
      dataname_tr = "ADTR",
      dataname_rs = "ADRS",
      bar_paramcd = choices_selected(c("SLDINV"), "SLDINV"),
      bar_var = choices_selected(c("PCHG", "AVAL"), "PCHG"),
      bar_color_var = choices_selected(c("ARMCD", "SEX"), "ARMCD"),
      bar_color_opt = NULL,
      sort_var = choices_selected(c("ARMCD", "SEX"), NULL),
      add_label_var_sl = choices_selected(c("SEX", "EOSDY"), NULL),
      add_label_paramcd_rs = choices_selected(c("BESRSPI", "OBJRSPI"), NULL),
      anno_txt_var_sl = choices_selected(c("SEX", "ARMCD", "BMK1", "BMK2"), NULL),
      anno_txt_paramcd_rs = choices_selected(c("BESRSPI", "OBJRSPI"), NULL),
      facet_var = choices_selected(c("SEX", "ARMCD", "STRATA1", "STRATA2"), NULL),
      href_line = "-30, 20"
    )
  )
)

shinyApp(x$ui, x$server)

sessionInfo()

No response

Relevant log output

No response

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[chlebowa]

Slightly updated: