bug fix

Author: sl-solution

src/precompile/warmup.jl

@@ -10,8 +10,9 @@ function warmup()
     sgplot(ds, Bubble(x=:y, y=:y2, size=:x, labelresponse=:x))
     sgplot(groupby(ds, 1), BoxPlot(y=r"y", category=:group, outliers = true), groupcolormodel = Dict(:scheme => "category20b"))
     sgplot(groupby(ds, :group), Bar(y=:x, response=:y2, barcorner=20), groupcolormodel = Dict(:scheme => "category20b"), layout=:row)
+    sgplot(groupby(ds, 1), Violin(y=r"y", category=:group, outliers = true))
     p1 = sgplot(ds, Reg(x=:x, y=:y, degree=3))
     p2 = sgplot(ds, Pie(category=:x, group=:group, sort=true), width=200)
-    sggrid([p1, p2], columns=1, center=true, align=:all)
+    sggrid(p1, p2, columns=1, center=true, align=:all)
     nothing
 end