pom.xml

@@ -6,12 +6,12 @@
 
     <parent>
         <groupId>org.bioimageanalysis.icy</groupId>
-        <artifactId>parent-pom-plugin</artifactId>
-        <version>1.0.8</version>
+        <artifactId>pom-icy</artifactId>
+        <version>2.1.5</version>
     </parent>
 
     <artifactId>color-picker-threshold</artifactId>
-    <version>1.2.2</version>
+    <version>1.2.3</version>
 
     <packaging>jar</packaging>
 
@@ -22,19 +22,10 @@
         – positive and negative colors selection and SVM learning
     </description>
 
-    <properties>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <jdk.version>1.8</jdk.version>
-
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
-    </properties>
-
     <dependencies>
         <dependency>
             <groupId>org.bioimageanalysis.icy</groupId>
             <artifactId>nherve-toolbox</artifactId>
-            <version>1.3.2</version>
         </dependency>
     </dependencies>
 

src/main/java/plugins/nherve/colorpickerthreshold/ColorPickerThreshold.java

@@ -499,7 +499,7 @@ public class ColorPickerThreshold extends PainterManagerSingletonPlugin<ColorPic
 		private int[] getClickedColor(Point pt) throws SignatureException {
 			IcyBufferedImage image = getCurrentSequence().getFirstImage();
 			int[] c = null;
-			if (image.isInside(pt)) {
+			if ((image != null) && image.isInside(pt)) {
 				int x = (int) pt.getX();
 				int y = (int) pt.getY();
 				c = ColorSpaceTools.getColorComponentsI_0_255(image, ColorSpaceTools.RGB, x, y);