Installation Help on LG KE820

When I try to install navigami on my LG KE820 a "Null pointer exception" message appears.
Can anyone help me?

Thanks

Yuri

null

it comes on start? do you see the first screen (progress bar)?

java settings???

I launch JAD/JAR file in external SD memory, the phone correct identify the application then, after loading, during "compile application" the installation procedure exit with the error.
Help !!!

Thanks

Yuri

samsung

hard to say what it can be. I'v tested it on samsung d900 and it was running.