Problem with an error code

[terry23]

Can't get past this error code

Error in plot.window(...) : need finite 'ylim' values

This is my data

[FJCC]

Please show the code you used when you tried to plot, including any data manipulation done after you ran the str(), summary() and class() functions. Also, please post some of the data by running

dput(head(Grape, 20))

and post the output of that. Place a line with three back ticks just before and after the pasted output in your response, like this
```
output from dput function
```