Re: Seg Fault

On 5/15/21 10:33 AM, Markus Mützel wrote:
> Am 15. Mai 2021 um 19:20 Uhr schrieb "Mike Miller":
>> Markus Mützel:
>>> Did you recently update to a newer Octave version?
>>> In that case, it's necessary to re-compile the binaries that are part of any installed package. That might explain why it is no longer crashing after "pkg uninstall" and "pkg install -forge".
>>
>> That seems like a problem for a stable bug fix update. It's usually
>> expected that oct files compiled for Octave version 6.1 will still
>> work with version 6.x without recompiling.
> 
> I agree > It's not clear to me which version the OP updated from (or if they 
updated at all). I was assuming they updated from a version prior to 
Octave 6.x.

I just did a new install of Ubuntu 20.04 after replacing a disk.  I 
cloned the repository on May 5.  The octave directory was restored from 
backup along with /home.  This is where the mismatch happened.

> Binaries compiled with an older major version of Octave are probably not expected to work in a newer (major) version (and vice versa). Is a segfault the expected behavior though?
> 
> IIRC, starting with Octave 7, package binaries will be installed in paths that depend on the major version number by default. So that error might be somewhat mitigated in the future.
> 
> Markus
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