diff --git a/prism/src/explicit/STPGAbstrSimple.java b/prism/src/explicit/STPGAbstrSimple.java
index b8f4ad55..152cde5e 100644
--- a/prism/src/explicit/STPGAbstrSimple.java
+++ b/prism/src/explicit/STPGAbstrSimple.java
@@ -160,8 +160,10 @@ public class STPGAbstrSimple extends ModelExplicit implements STPG, NondetModelS
 			// Parse first line to get num states
 			s = in.readLine();
 			lineNum = 1;
-			if (s == null)
+			if (s == null) {
+				in.close();
 				throw new PrismException("Missing first line of .tra file");
+			}
 			ss = s.split(" ");
 			n = Integer.parseInt(ss[0]);
 			// Initialise
@@ -1084,7 +1086,7 @@ public class STPGAbstrSimple extends ModelExplicit implements STPG, NondetModelS
 		STPGAbstrSimple stpg;
 		DistributionSet set;
 		Distribution distr;
-		ModelCheckerResult res;
+		//ModelCheckerResult res;
 		BitSet target;
 
 		// Simple example: Create and solve the stochastic game from:
diff --git a/prism/src/strat/MDStrategy.java b/prism/src/strat/MDStrategy.java
index 51a21352..96c0ca76 100644
--- a/prism/src/strat/MDStrategy.java
+++ b/prism/src/strat/MDStrategy.java
@@ -38,24 +38,24 @@ public abstract class MDStrategy implements Strategy
 	 * Get the number of states of the model associated with this strategy. 
 	 */
 	public abstract int getNumStates();
-	
+
 	/**
 	 * Get the index of the choice taken in state s.
 	 * The index is defined with respect to a particular model, stored locally.
 	 */
 	public abstract int getChoice(int s);
-	
+
 	/**
 	 * Get the action taken in state s.
 	 */
 	public abstract Object getChoiceAction(int s);
-	
+
 	@Override
 	public void exportActions(PrismLog out)
 	{
 		int n = getNumStates();
 		for (int s = 0; s < n; s++) {
-			out.println(s + ":" + getChoiceAction(s));
+			out.println(s + ":" + getChoice(s) + "," + getChoiceAction(s));
 		}
 	}
 }