diff --git a/project/jni/application/ballfield/ballfield.cpp b/project/jni/application/ballfield/ballfield.cpp
index b60836aac..fc867723a 100644
--- a/project/jni/application/ballfield/ballfield.cpp
+++ b/project/jni/application/ballfield/ballfield.cpp
@@ -54,7 +54,7 @@ SDL_Surface *clean_alpha(SDL_Surface *s)
 	}
 
 	SDL_LockSurface(work);
-	pixels = work->pixels;
+	pixels = (Uint32 *)work->pixels;
 	pp = work->pitch / sizeof(Uint32);
 	for(y = 0; y < work->h; ++y)
 		for(x = 0; x < work->w; ++x)
@@ -179,7 +179,7 @@ void print_num(SDL_Surface *dst, SDL_Surface *font, int x, int y, float value)
 ballfield_t *ballfield_init(void)
 {
 	int i;
-	ballfield_t *bf = calloc(sizeof(ballfield_t), 1);
+	ballfield_t *bf = (ballfield_t *)calloc(sizeof(ballfield_t), 1);
 	if(!bf)
 		return NULL;
 	for(i = 0; i < BALLS; ++i)
@@ -210,7 +210,7 @@ static int ballfield_init_frames(ballfield_t *bf)
 	/*
 	 * Set up source rects for all frames
 	 */
-	bf->frames = calloc(sizeof(SDL_Rect), bf->gfx[0]->w);
+	bf->frames = (SDL_Rect *)calloc(sizeof(SDL_Rect), bf->gfx[0]->w);
 	if(!bf->frames)
 	{
 		fprintf(stderr, "No memory for frame rects!\n");
diff --git a/project/jni/application/ballfield/test.cpp b/project/jni/application/ballfield/test.cpp
new file mode 100644
index 000000000..accdef05a
--- /dev/null
+++ b/project/jni/application/ballfield/test.cpp
@@ -0,0 +1,18 @@
+#include <stdio.h>
+#include "test.h"
+
+int test::initCount = 0;
+int test::initCount2 = 12345;
+
+test::test()
+{
+	initCount++;
+	__android_log_print(ANDROID_LOG_INFO, "==TEST==", "test::test(): initCount %d initCount2 %d", initCount, initCount2);
+}
+
+test::~test()
+{
+	initCount--;
+	__android_log_print(ANDROID_LOG_INFO, "==TEST==", "test::~test(): initCount %d initCount2 %d", initCount, initCount2);
+}
+
diff --git a/project/jni/application/ballfield/test.h b/project/jni/application/ballfield/test.h
new file mode 100644
index 000000000..8bb51f646
--- /dev/null
+++ b/project/jni/application/ballfield/test.h
@@ -0,0 +1,15 @@
+#include <stdio.h>
+#include <android/log.h>
+
+class test
+{
+	public:
+	test();
+	~test();
+	
+	public:
+	static int initCount;
+	static int initCount2;
+};
+
+
diff --git a/project/jni/application/ballfield/test2.cpp b/project/jni/application/ballfield/test2.cpp
new file mode 100644
index 000000000..1ee3e8fba
--- /dev/null
+++ b/project/jni/application/ballfield/test2.cpp
@@ -0,0 +1,7 @@
+#include <stdio.h>
+#include "test.h"
+
+
+test t;
+
+
diff --git a/project/jni/application/src b/project/jni/application/src
index 59d41f41e..104f796a6 120000
--- a/project/jni/application/src
+++ b/project/jni/application/src
@@ -1 +1 @@
-fheroes2
\ No newline at end of file
+ballfield
\ No newline at end of file