Debugging will keep this (broken) branch

pom.xml

@@ -51,7 +51,8 @@
                 <groupId>net.imagej</groupId>
                 <artifactId>ij</artifactId>
 <!--                <version>1.52e</version> -->
-                <version>1.53j</version>
+<!--                <version>1.53j</version> -->
+                <version>1.54f</version>
             </dependency>
             <dependency>
                 <groupId>org.jcuda</groupId>

src/main/java/com/elphel/imagej/tileprocessor/ImageDtt.java

@@ -278,7 +278,7 @@ public class ImageDtt extends ImageDttCPU {
 				threadsMax);     // final int          threadsMax,       // maximal number of threads to launch
 		
 		if (tp_tasks.length == 0) {
-			System.out.println("Empty tasks - nothing to do");
+			System.out.println("Empty tasks - nothing to do 1`");
 			return;
 		}
 		//texture_tiles

src/main/java/com/elphel/imagej/tileprocessor/QuadCLT.java

@@ -2386,7 +2386,7 @@ public class QuadCLT extends QuadCLTCPU {
 	    		0x3f,                                 // int                       corr_mask,  // which correlation pairs to generate (maybe later - reduce size from 15x15)
 	    		debugLevel);                          // final int                 debugLevel) - not yet used
 		if (tp_tasks.length == 0) {
-			System.out.println("Empty tasks - nothing to do");
+			System.out.println("Empty tasks - nothing to do 2");
 			return null;
 		}
 
@@ -2958,7 +2958,7 @@ public class QuadCLT extends QuadCLTCPU {
 	    		0x3f,                                 // int                       corr_mask,  // which correlation pairs to generate (maybe later - reduce size from 15x15)
 	    		debugLevel);                          // final int                 debugLevel) - not yet used
 		if (tp_tasks.length == 0) {
-			System.out.println("--- Empty tasks - nothing to do ---");
+			System.out.println("--- Empty tasks - nothing to do 3---");
 			return null;
 		}