diff --git a/gdx-ai/src/com/badlogic/gdx/ai/btree/Task.java b/gdx-ai/src/com/badlogic/gdx/ai/btree/Task.java
index d49a48f9..30f29d75 100644
--- a/gdx-ai/src/com/badlogic/gdx/ai/btree/Task.java
+++ b/gdx-ai/src/com/badlogic/gdx/ai/btree/Task.java
@@ -246,7 +246,6 @@ public void resetTask () {
 			getChild(i).resetTask();
 		}
 		status = Status.FRESH;
-		tree = null;
 		control = null;
 	}
 
diff --git a/gdx-ai/src/com/badlogic/gdx/ai/btree/branch/Parallel.java b/gdx-ai/src/com/badlogic/gdx/ai/btree/branch/Parallel.java
index 95a7f6ba..648105a2 100644
--- a/gdx-ai/src/com/badlogic/gdx/ai/btree/branch/Parallel.java
+++ b/gdx-ai/src/com/badlogic/gdx/ai/btree/branch/Parallel.java
@@ -220,7 +220,7 @@ public void execute(Parallel<?> parallel) {
 					
 					if (parallel.lastResult != null) { // Current child has finished either with success or fail
 						parallel.cancelRunningChildren(parallel.noRunningTasks ? parallel.currentChildIndex + 1 : 0);
-						parallel.resetAllChildren();
+						parallel.resetTask();
 						if (parallel.lastResult)
 							parallel.success();
 						else
diff --git a/tests/build.gradle b/tests/build.gradle
index dad7d1f1..c25239ea 100755
--- a/tests/build.gradle
+++ b/tests/build.gradle
@@ -4,6 +4,11 @@ sourceCompatibility = 1.7
 
 sourceSets.main.java.srcDirs = [ "src/" ]
 
+// add below setting for gdx-ai
+sourceSets.main.resources.srcDirs = ["./"]
+project.ext.assetsDir = new File(".")
+
+
 dependencies {
     implementation "com.badlogicgames.gdx:gdx-box2d:$gdxVersion"
     implementation "com.badlogicgames.gdx:gdx-box2d-platform:$gdxVersion:natives-desktop"