build sikuli in Win32 issue

i built Sikuli as manual instruction. but get below error. I tried many ways including set java path,... make sure java path is correct. Have no idea ... :(

...
[ 98%] Building CXX object src/main/native/CMakeFiles/VisionProxy.dir/D_/sukuli/
tesseract-2.04/pageseg/leptonica_pageseg.cpp.obj
leptonica_pageseg.cpp
[100%] Building CXX object src/main/native/CMakeFiles/VisionProxy.dir/D_/sukuli/
tesseract-2.04/pageseg/leptonica_pageseg_interface.cpp.obj
leptonica_pageseg_interface.cpp
[100%] Building CXX object src/main/native/CMakeFiles/VisionProxy.dir/D_/sukuli/
tesseract-2.04/pageseg/pageseg.cpp.obj
pageseg.cpp
Linking CXX shared module ..\..\..\..\target\lib\VisionProxy.dll
LINK : warning LNK4031: no subsystem specified; CONSOLE assumed
   Creating library ..\..\..\..\target\lib\VisionProxy.lib and object ..\..\..\.
.\target\lib\VisionProxy.exp
[100%] Built target VisionProxy
org\sikuli\script\Win32Util.java:13: package com.sun.awt not exist
import com.sun.awt.AWTUtilities;
                  ^
org\sikuli\script\Win32Util.java:80: 找不到符号
符号： 变量 AWTUtilities
位置： 类 org.sikuli.script.Win32Util
      AWTUtilities.setWindowOpacity(win, alpha);
      ^
org\sikuli\script\Win32Util.java:84: 找不到符号
...