Did you set up global environment variables (like SAGE_ROOT) in you
previous install? This is not recommended. Whats the output of "env | grep
SAGE"?
On Saturday, January 9, 2021 at 2:57:55 PM UTC+1 siddu...@gmail.com wrote:
> I'd installed SAGE from source once, and then deleted the folder. I'm now
> trying to install SAGE again from source, this time at a /different/
> location. It builds, and then finally fails with:
>
> ----
> [2021-01-09 19:20:11] SageMath version 9.3.beta5, Release Date: 2020-12-27
> ERROR: The Sage installation tree has moved
>
> from /home/bollu/work/sage
> to /home/bollu/software/sage
>
> This is not supported, and Sage will not work. To install Sage from a
> binary package:
>
> 1. Open the .tar.bz2 archive (or .dmg on OSX)
>
> 2. Move the SageMath folder/app to where you want it to be. You can
> also rename the directory now.
>
> 3. Start sage for the first time. This will then automatically patch
> paths in binaries.
>
> After starting Sage for the first time you cannot change the
> installation any more. To install Sage elsewhere, start over from the
> binary package. Or recompile Sage from scratch in the new location
> ("make distclean && make")
> ------
>
> Unfortunately, I can't follow the instructions because I don't *have* a
> SageMath install anymore. It seems like some sort of
> specter of the previous installation is still hanging around somewhere.
>
> How do I actually cleanly install SAGE a second time?
>
> Thanks,
> ~Siddharth
>
>
> --
> https://bollu.github.io/
>
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