用MATLAB 2016a打包jar包报错

大神救我！！！！

用MATLAB 2016a打包jar包报错如下：

mcc -W 'java:ec,EC' -T link:lib -d E:\Develop\MATLAB\bin\ec\for_testing class{EC:E:\Develop\MATLAB\bin\ec.m} [警告: Adding path "E:\Develop\MATLAB\bin" to Compiler path instance.] 系统找不到指定的路径。Error: An error occurred while shelling out to javac (error code = 1).Unable to build executable. For more information, pass the -v option to mcc.