我的jar包中的目录结构展开是对的,展开后的目录中可以通过java kyodai.Kyodai 来运行程序 我弄了一晚上,发现是打包后,图片读取不出来?D:\My_Java\Kyodai>java -jar Kyodai.jar Uncaught error fetching image: java.lang.NullPointerException at sun.awt.image.URLImageSource.getConnection(URLImageSource.java:99) at sun.awt.image.URLImageSource.getDecoder(URLImageSource.java:108) at sun.awt.image.InputStreamImageSource.doFetch(InputStreamImageSource.j ava:251) at sun.awt.image.ImageFetcher.fetchloop(ImageFetcher.java:168) at sun.awt.image.ImageFetcher.run(ImageFetcher.java:136)
我弄了一晚上,发现是打包后,图片读取不出来?D:\My_Java\Kyodai>java -jar Kyodai.jar
Uncaught error fetching image:
java.lang.NullPointerException
at sun.awt.image.URLImageSource.getConnection(URLImageSource.java:99)
at sun.awt.image.URLImageSource.getDecoder(URLImageSource.java:108)
at sun.awt.image.InputStreamImageSource.doFetch(InputStreamImageSource.j
ava:251)
at sun.awt.image.ImageFetcher.fetchloop(ImageFetcher.java:168)
at sun.awt.image.ImageFetcher.run(ImageFetcher.java:136)