diff --git a/app/src/processing/app/AbstractMonitor.java b/app/src/processing/app/AbstractMonitor.java
index 976041eaf..e8cc0df75 100644
--- a/app/src/processing/app/AbstractMonitor.java
+++ b/app/src/processing/app/AbstractMonitor.java
@@ -13,7 +13,6 @@ import java.awt.event.WindowEvent;
 @SuppressWarnings("serial")
 public abstract class AbstractMonitor extends JFrame implements ActionListener {
 
-  private boolean monitorEnabled;
   private boolean closed;
 
   private StringBuffer updateBuffer;
@@ -78,7 +77,6 @@ public abstract class AbstractMonitor extends JFrame implements ActionListener {
     updateTimer = new Timer(33, this);  // redraw serial monitor at 30 Hz
     updateTimer.start();
 
-    monitorEnabled = true;
     closed = false;
   }
 
@@ -86,7 +84,6 @@ public abstract class AbstractMonitor extends JFrame implements ActionListener {
 
   public void enableWindow(boolean enable) {
     onEnableWindow(enable);
-    monitorEnabled = enable;
   }
 
   protected abstract void onEnableWindow(boolean enable);
diff --git a/app/src/processing/app/Base.java b/app/src/processing/app/Base.java
index 2ef29d54e..3990aa07e 100644
--- a/app/src/processing/app/Base.java
+++ b/app/src/processing/app/Base.java
@@ -748,7 +748,7 @@ public class Base {
     try {
       File file = createNewUntitled();
       if (file != null) {
-        Editor editor = handleOpen(file, true);
+        handleOpen(file, true);
       }
 
     } catch (IOException e) {
diff --git a/arduino-core/src/processing/app/SketchCode.java b/arduino-core/src/processing/app/SketchCode.java
index 0e3f26560..54d070775 100644
--- a/arduino-core/src/processing/app/SketchCode.java
+++ b/arduino-core/src/processing/app/SketchCode.java
@@ -53,11 +53,6 @@ public class SketchCode {
 
   private boolean modified;
 
-  /**
-   * where this code starts relative to the concat'd code
-   */
-  private int preprocOffset;
-
   private Object metadata;
 
   public SketchCode(File file) {
@@ -190,16 +185,6 @@ public class SketchCode {
   }
 
 
-  public void setPreprocOffset(int preprocOffset) {
-    this.preprocOffset = preprocOffset;
-  }
-
-
-  public void addPreprocOffset(int extra) {
-    preprocOffset += extra;
-  }
-
-
   /**
    * Load this piece of code from a file.
    */