Hi,

have the same Problem, but with Grub 2.02 (without beta), the installer 
works.
A patch is on Patchwork.

Best,
Marcel


Am 2017-06-14 07:17, schrieb Wolfgang Apolinarski:
> Hi!
> 
> Since Sunday I'm trying to provide you with an updated version of the
> apache 2.4 patch. Usually, the build takes ~ 3h on my machine, so I
> can perform one compilation per day, after work.
> 
> In recent days, I had trouble to create a running image, even from the
> current next. Even if the build is executed successfully, the image
> will not install on my virtual box machine with the error message
> "Unable to install the bootloader" (after it successfully partitioned
> the virtual hdd and copied the files).
> 
> Is this a known problem? Am I doing something wrong?
> 
> Best regards,
> Wolfgang