1 files changed, 2 insertions, 2 deletions
diff --git a/src/jcgp/backend/modules/problem/SymbolicRegressionProblem.java b/src/jcgp/backend/modules/problem/SymbolicRegressionProblem.java
index 3b5f539..6bc4790 100644
--- a/src/jcgp/backend/modules/problem/SymbolicRegressionProblem.java
+++ b/src/jcgp/backend/modules/problem/SymbolicRegressionProblem.java
@@ -84,7 +84,7 @@ public class SymbolicRegressionProblem extends TestCaseProblem<Double> {
 	}
 	
 	@Override
-	public void evaluate(Population population, Resources resources) {
+	public void evaluate(Population population) {
 		// for every chromosome in the population
 		for (int i = 0; i < getResources().populationSize(); i++) {
 			// assume an initial fitness of 0
@@ -95,7 +95,7 @@ public class SymbolicRegressionProblem extends TestCaseProblem<Double> {
 				// check each output
 				for (int o = 0; o < getResources().outputs(); o++) {
 					Double cgpValue = (Double) population.get(i).getOutput(o).calculate();
-					Double dataValue = testCases.get(t).getOutput(o);
+					Double dataValue = testCases.get(t).getOutputs()[o];
 					if (hitsBasedFitness.get()) {
 						if (Math.abs(cgpValue - dataValue) <= errorThreshold.get()) {
 							fitness++;