Error:registry key ' Software\javasoft\java Runtime environment ' \currentversion ' solution

First, describe

Today I first installed the JDK8, later because of other software incompatible, and reinstalled the JDK7 and modified the environment variable to JDK7, the results in the CMD input java-version found or used jdk8, so I will jdk8 uninstall after restarting the machine.

The following error message appears when the machine enters the jdk-version command again after rebooting:

Second, the solution

Remove the Java.exe from the C:\Windows\System32 directory.

Error:registry key ' Software\javasoft\java Runtime environment ' \currentversion ' solution