diff --git a/Source/Ember/Variations02.h b/Source/Ember/Variations02.h
index 45df4af..52f45a5 100644
--- a/Source/Ember/Variations02.h
+++ b/Source/Ember/Variations02.h
@@ -2726,7 +2726,7 @@ public:
 		string inside = "parVars[" + ToUpper(m_Params[i++].Name()) + index;
 
 		ss << "\t{\n"
-		   << "\t\treal_t r, delta = pow(precalcAtanyx / M_PI + 1, " << a << ");\n"
+		   << "\t\treal_t r, delta = pow(precalcAtanyx / (real_t)M_PI + 1, " << a << ");\n"
 		   << "\n"
 		   << "\t\tif (" << inside << " != 0)\n"
 		   << "\t\t	r = xform->m_VariationWeights[" << varIndex << "] * delta / (precalcSqrtSumSquares + delta);\n"
diff --git a/Source/Fractorium/Fractorium.ui b/Source/Fractorium/Fractorium.ui
index 5dde5b0..2bd0bb0 100644
--- a/Source/Fractorium/Fractorium.ui
+++ b/Source/Fractorium/Fractorium.ui
@@ -6513,7 +6513,7 @@ SpinBox
     <string>Copy selected xforms to the clipboard</string>
    </property>
    <property name="shortcut">
-    <string>Ctrl+Q</string>
+    <string>Ctrl+D</string>
    </property>
   </action>
   <action name="ActionPasteSelectedXforms">
@@ -6524,7 +6524,7 @@ SpinBox
     <string>Paste copied xforms into the current flame</string>
    </property>
    <property name="shortcut">
-    <string>Ctrl+W</string>
+    <string>Ctrl+S</string>
    </property>
   </action>
   <action name="ActionResetWorkspace">
diff --git a/Source/Fractorium/Main.cpp b/Source/Fractorium/Main.cpp
index 1b7c566..e929aee 100644
--- a/Source/Fractorium/Main.cpp
+++ b/Source/Fractorium/Main.cpp
@@ -44,9 +44,18 @@ int main(int argc, char *argv[])
 	 "}" );
 #endif
 
-	Fractorium w;
-	w.show();
-	a.installEventFilter(&w);
-	return a.exec();
+	int rv = -1;
+
+	try
+	{
+		Fractorium w;
+		w.show();
+		a.installEventFilter(&w);
+		rv = a.exec();
+	} catch (const char *e) {
+		QMessageBox::critical(0, "Fatal Error", e);
+	}
+
+	return rv;
 }