javaws.exe启动jnpl文件报validateHomeJRE_int错的解决办法

javaws.exe启动jnpl文件报validateHomeJRE_int错的解决办法

问题：

java.lang.NullPointerException
    at com.sun.deploy.config.JREInfo.validateHomeJRE_int(Unknown Source)
    at com.sun.deploy.config.JREInfo.initialize(Unknown Source)
    at com.sun.deploy.config.ClientConfig.refreshProperties(Unknown Source)
    at com.sun.deploy.config.ClientConfig.init(Unknown Source)
    at com.sun.deploy.config.WebStartConfig.init(Unknown Source)
    at com.sun.deploy.config.ClientConfig.(Unknown Source)
    at com.sun.deploy.config.WebStartConfig.(Unknown Source)
    at com.sun.javaws.Main.main(Unknown Source)
  

解决办法：
C:\Users\Administrator\AppData\LocalLow\Sun\Java\Deployment\deployment.properties删掉
（删掉之前最好备份出来，以防万一）