Error reporting fix

Author: slivkaje

dist/RSSalg.jar

@@ -437,7 +437,12 @@ protected Integer doInBackground() throws Exception {
 								try{
 									startExperiment();
 								}catch(Exception e){
-									JOptionPane.showMessageDialog(RSSalgFrame.this, e.getMessage(), "Error starting experiment", JOptionPane.ERROR_MESSAGE);
+									Throwable cause = e;
+									while(cause.getCause() != null) {
+									    cause = cause.getCause();
+									}
+									
+									JOptionPane.showMessageDialog(RSSalgFrame.this, cause.getMessage() , "Error starting experiment", JOptionPane.ERROR_MESSAGE);
 								}
 								return 0;								
 							}			

src/application/GUI/RSSalgFrame.java

@@ -311,7 +311,11 @@ public static void main(String[] args) {
 					StartExperiment experimentStarter = new StartExperiment();
 					experimentStarter.run();
 				}catch(Exception e){
-					System.out.println(e.getMessage());					
+					Throwable cause = e;
+					while(cause.getCause() != null) {
+					    cause = cause.getCause();
+					}
+					System.out.println(cause.getMessage());
 				}				
 			}else{
 				EventQueue.invokeLater(new Runnable() {

src/application/StartExperiment.java

@@ -155,7 +155,7 @@ public void readProperties(String propertiesFile) throws Exception{
 			throw new Exception("ERROR: error reading properties file: file " + propertiesFile + "does not exist", e);
 		}	
 		clear();
-		System.out.println("Reading the dataset properties from file: " + propertiesFile);
+		System.out.println("Reading co-training settings from file: " + propertiesFile);
 
 
 		setPoolSize(PropertiesReader.readInt(properties, "poolSize"));