I get this error when I try to do anything with Java in command prompt:
Error opening registry key 'Software\JavaSoft\Java Runtime Environment.3'
Error: could not find Java.dll
Error: could not find Java 2 Runtime Environment
Make sure you remove any
javaws.exe from your
Windows\System32 folder and if you have an x64 system (Win 7 64 bits) also do the same under