How to solve non-numeric argument to binary operator error in ggplot




I am trying to plot the count of Churn(1/0) within each state using ggplot2:

ggplot(state_churn, aes(State,Churned_Counts) +   
         geom_bar(aes(fill = "Churn"),stat="identity"))

The dataset state_churn looks like this:

However I am being greeted by a small but confusing error :smile:

What does this error mean and how do I resolve this??