diff --git a/PROMS/XYPlots/XYPlots.cs b/PROMS/XYPlots/XYPlots.cs
index 01b4fa91..34cce13a 100644
--- a/PROMS/XYPlots/XYPlots.cs
+++ b/PROMS/XYPlots/XYPlots.cs
@@ -397,6 +397,18 @@ namespace XYPlots
 			string ystr = xystr[1];
 			if (ystr.EndsWith(".0")) // bug fix B2012-169, the Trim converted a ".75" value to a "75.0" value
 				ystr = ystr.Trim(trimEndDot);
+			// count the number of '.', if there are two and the last char is a '.', trim it (this was causing
+			// a crash in CAL-OTO-OTO-BG-00001.  This was done this way so as to be very specific to the
+			// problem found in Callaway, i.e. didn't want to break something else.
+			int cnt = 0;
+			int indx = ystr.IndexOf(".");
+			while (indx >= 0)
+			{
+				cnt++;
+				indx = indx+1==ystr.Length?-1:ystr.IndexOf(".", indx + 1);
+			}
+			if (cnt > 1) ystr = ystr.TrimEnd(trimEndDot);
+
 			y = double.Parse(ystr);
 			if (doLOG10[flag, X])
 				retval.xyValue[X] = (int)(Offset[flag, X] + Scale[flag, X] * Math.Log10(x) + .5);