unable edit as files in minibuilder editor

```
Hi, I'm new to this tool

recently i installed this i can successfully compile & run sample file, but 
when i'm trying to edit my code, it's not allowing me to make changes...

please some one show me a way... thanks in advance :)
```

Original issue reported on code.google.com by `ramnaren...@gmail.com` on 20 Aug 2011 at 2:12
