diff --git a/ diy-layout-creator --username bancika@gmail.com/DIYLC/library/main.jar b/ diy-layout-creator --username bancika@gmail.com/DIYLC/library/main.jar
index c3af2439..1e0e8f25 100644
Binary files a/ diy-layout-creator --username bancika@gmail.com/DIYLC/library/main.jar and b/ diy-layout-creator --username bancika@gmail.com/DIYLC/library/main.jar differ
diff --git a/ diy-layout-creator --username bancika@gmail.com/DIYLC/update.xml b/ diy-layout-creator --username bancika@gmail.com/DIYLC/update.xml
index 7fa62229..1c08fe61 100644
--- a/ diy-layout-creator --username bancika@gmail.com/DIYLC/update.xml	
+++ b/ diy-layout-creator --username bancika@gmail.com/DIYLC/update.xml	
@@ -149,7 +149,7 @@
 			<changes>
 				<com.diyfever.gui.update.Change>
 					<changeType>BUG_FIX</changeType>
-					<description></description>
+					<description>Copy/paste doesn't work for some components (potentiometer, transistor, etc)</description>
 				</com.diyfever.gui.update.Change>
 				<com.diyfever.gui.update.Change>
 					<changeType>IMPROVEMENT</changeType>
diff --git a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/connectivity/CopperTrace.java b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/connectivity/CopperTrace.java
index 48ba8738..2fe76cba 100644
--- a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/connectivity/CopperTrace.java	
+++ b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/connectivity/CopperTrace.java	
@@ -78,7 +78,6 @@ public class CopperTrace extends AbstractLeadedComponent<Void> {
 
 	@Override
 	public Color getBorderColor() {
-		// TODO Auto-generated method stub
 		return super.getBorderColor();
 	}
 
diff --git a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/electromechanical/MiniToggleSwitch.java b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/electromechanical/MiniToggleSwitch.java
index 64b0379d..a3960266 100644
--- a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/electromechanical/MiniToggleSwitch.java	
+++ b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/electromechanical/MiniToggleSwitch.java	
@@ -37,7 +37,7 @@ public class MiniToggleSwitch extends AbstractTransparentComponent<ToggleSwitchT
 	private static Color LUG_COLOR = Color.decode("#00B2EE");
 
 	protected Point[] controlPoints = new Point[] { new Point(0, 0) };
-	protected RoundRectangle2D body;
+	transient protected RoundRectangle2D body;
 	protected String name;
 	protected ToggleSwitchType switchType = ToggleSwitchType.DPDT;
 
diff --git a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/passive/CapacitorSymbol.java b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/passive/CapacitorSymbol.java
index a6377108..3e713cda 100644
--- a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/passive/CapacitorSymbol.java	
+++ b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/passive/CapacitorSymbol.java	
@@ -14,7 +14,7 @@ import org.diylc.core.measures.CapacitanceUnit;
 import org.diylc.core.measures.Size;
 import org.diylc.core.measures.SizeUnit;
 
-@ComponentDescriptor(name = "Capacitor (schematic symbol)", author = "Branislav Stojkovic", category = "Passive", creationMethod = CreationMethod.POINT_BY_POINT, instanceNamePrefix = "C", description = "", zOrder = IDIYComponent.COMPONENT)
+@ComponentDescriptor(name = "Capacitor (schematic symbol)", author = "Branislav Stojkovic", category = "Passive", creationMethod = CreationMethod.POINT_BY_POINT, instanceNamePrefix = "C", description = "Capacitor schematic symbol with an optional polarity sign", zOrder = IDIYComponent.COMPONENT)
 public class CapacitorSymbol extends AbstractSchematicLeadedSymbol<Capacitance> {
 
 	private static final long serialVersionUID = 1L;
diff --git a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/passive/PotentiometerPanel.java b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/passive/PotentiometerPanel.java
index d8531f4b..f52b2caa 100644
--- a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/passive/PotentiometerPanel.java	
+++ b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/passive/PotentiometerPanel.java	
@@ -39,7 +39,7 @@ public class PotentiometerPanel extends AbstractPotentiometer {
 	protected Color bodyColor = BODY_COLOR;
 	protected Color borderColor = BORDER_COLOR;
 	// Array of 7 elements: 3 lug connectors, 1 pot body and 3 lugs
-	protected Area[] body = null;
+	transient protected Area[] body = null;
 
 	public PotentiometerPanel() {
 		controlPoints = new Point[] { new Point(0, 0), new Point(0, 0), new Point(0, 0) };
diff --git a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/passive/RadialCeramicDiskCapacitor.java b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/passive/RadialCeramicDiskCapacitor.java
index 723b4ccc..876a800d 100644
--- a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/passive/RadialCeramicDiskCapacitor.java	
+++ b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/passive/RadialCeramicDiskCapacitor.java	
@@ -42,6 +42,15 @@ public class RadialCeramicDiskCapacitor extends AbstractLeadedComponent<Capacita
 	public void setValue(Capacitance value) {
 		this.value = value;
 	}
+	
+	@EditableProperty
+	public Voltage getVoltage() {
+		return voltage;
+	}
+	
+	public void setVoltage(Voltage voltage) {
+		this.voltage = voltage;
+	}
 
 	public void drawIcon(Graphics2D g2d, int width, int height) {
 		g2d.rotate(-Math.PI / 4, width / 2, height / 2);
diff --git a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/semiconductors/DIL_IC.java b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/semiconductors/DIL_IC.java
index 812a6b6f..f06763e8 100644
--- a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/semiconductors/DIL_IC.java	
+++ b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/semiconductors/DIL_IC.java	
@@ -56,7 +56,7 @@ public class DIL_IC extends AbstractTransparentComponent<String> {
 	// pinSpacing.convertToPixels()),
 	// new Point(3 * pinSpacing.convertToPixels(), 3 *
 	// pinSpacing.convertToPixels()) };
-	private Area body[];
+	transient private Area body[];
 
 	public DIL_IC() {
 		super();
diff --git a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/semiconductors/TransistorTO220.java b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/semiconductors/TransistorTO220.java
index 3f4662e0..0df197c6 100644
--- a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/semiconductors/TransistorTO220.java	
+++ b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/semiconductors/TransistorTO220.java	
@@ -44,7 +44,7 @@ public class TransistorTO220 extends AbstractTransparentComponent<String> {
 	private String value = "";
 	private Orientation orientation = Orientation.DEFAULT;
 	private Point[] controlPoints = new Point[] { new Point(0, 0), new Point(0, 0), new Point(0, 0) };
-	private Shape[] body;
+	transient private Shape[] body;
 	private Color bodyColor = BODY_COLOR;
 	private Color borderColor = BORDER_COLOR;
 	private Color tabColor = TAB_COLOR;
diff --git a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/semiconductors/TransistorTO92.java b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/semiconductors/TransistorTO92.java
index 4ed41b56..85a0e91f 100644
--- a/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/semiconductors/TransistorTO92.java	
+++ b/ diy-layout-creator --username bancika@gmail.com/Library/src/org/diylc/components/semiconductors/TransistorTO92.java	
@@ -41,7 +41,7 @@ public class TransistorTO92 extends AbstractTransparentComponent<String> {
 	private String value = "";
 	private Orientation orientation = Orientation.DEFAULT;
 	private Point[] controlPoints = new Point[] { new Point(0, 0), new Point(0, 0), new Point(0, 0) };
-	private Area body;
+	transient private Area body;
 	private Color bodyColor = BODY_COLOR;
 	private Color borderColor = BORDER_COLOR;