the bug growth rate is fragile

diff --git a/debbugs.Rnw b/debbugs.Rnw
index 2deb057b533c334c20524652394d4de54d99a308..32c2cd0965b7b1b0d781367465f727a0e6ddb4af 100644 (file)
--- a/debbugs.Rnw
+++ b/debbugs.Rnw
@@ -173,7 +173,7 @@ print(ggplot(bug.growth,#[date > as.POSIXct(ISOdatetime(2005,1,1,0,0,0)),],
 \end{center}
 \end{frame}
 
-\begin{frame}{Bug Growth Rate}
+\begin{frame}[fragile]{Bug Growth Rate}
 <<bug_growth_rate,echo=FALSE>>=
 print(ggplot(bug.growth[date > as.POSIXct(ISOdatetime(2014,1,1,0,0,0)),],
              aes(x=date,y=`bugs per day`))+