Should the app fail with invalid operator msg, put title = "A Title" into tabBox()

This is the message. I fixed it by assigning the string of the first argument to tabBox("A title") to the title parameter: tabBox(title = "A title"). Suddenly this came up, don't know from where..

Warning: Error in $: $ operator is invalid for atomic vectors Stack trace (innermost first): 95: tag 94: tags$a 93: tag 92: tags$li 91: FUN 90: lapply 89: buildTabset 88: shiny::tabsetPanel 87: tabBox 86: tag 85: tags$div 84: div 83: tagList 82: attachDependencies 81: bootstrapPage 80: fluidPage 79: renderUI [D:\1_Arbeit\1_GWSDAT\3_Shiny_Dev\Shiny_GWSDAT/app.R#1270] 78: func 77: origRenderFunc 76: output$uiDataAddNew 1: runApp

WayneGitShell / GWSDAT

Should the app fail with invalid operator msg, put title = "A Title" into tabBox() #158