There are several things that could be wrong in this code: plotOutput("") should have an outputId, i.e. 'dataset' barplot does not take parameter data, you should provide 'height' and 'arg.names' So, the code should look something like that: ui.R shinyUI(fluidPage( titlePanel("An Overview of my skillsets"), sidebarLayout( sidebarPanel( selectInput("dataset", "Select Company",...
Firstly you are trying to plot on variable Compansa1, which is not possible as bar plot can only be plotted on vector or matrix. Secondly, You could probably use ggplot instead to get better visuals. Also you'll have to filter your data frame based on user choice of month. Your...