[yocto] mono-native is trying to install files into a shared area...

[Craig McQueen]

I wrote:
> 
> I wrote:
> >
> > Lately, I'm trying to upgrade to a later version of mono, 5.4.1.6.
> > When I try to do a build of my Yocto image, bitbake gets to the end of
> > building mono- native, and then gets an error:
> >
> >
> > ERROR: mono-native-5.4.1.6-r0 do_populate_sysroot: The recipe mono-
> > native is trying to install files into a shared area when those files already
> exist.
> > Those files and their manifest location are:
> >    /home/craigm/yocto/poky/build/tmp/sysroots/x86_64-
> > linux/usr/lib/mono/lldb/mono.py
> >  Matched in b''
> >  /home/craigm/yocto/poky/build/tmp/sysroots/x86_64-
> > linux/usr/lib/mono/4.6.1-api/System.Web.Http.SelfHost.dll
> >  Matched in b''
> > ...
> > /home/craigm/yocto/poky/build/tmp/sysroots/x86_64-
> >
> linux/usr/lib/mono/xbuild/14.0/bin/MSBuild/Microsoft.Build.CommonTypes.
> > xsd
> >  Matched in b''
> >  /home/craigm/yocto/poky/build/tmp/sysroots/x86_64-
> > linux/usr/lib/mono/xbuild/14.0/bin/MSBuild/Microsoft.Build.Core.xsd
> >  Matched in b''
> >  /home/craigm/yocto/poky/build/tmp/sysroots/x86_64-
> >
> linux/usr/lib/mono/xbuild/14.0/Microsoft.Common.targets/ImportAfter/Mi
> > c
> > rosoft.NuGet.ImportAfter.targets
> >  Matched in b''
> > Please verify which recipe should provide the above files.
> > The build has stopped as continuing in this scenario WILL break
> > things, if not now, possibly in the future (we've seen builds fail
> > several months later). If the system knew how to recover from this
> > automatically it would however there are several different scenarios
> > which can result in this and we don't know which one this is. It may
> > be you have switched providers of something like virtual/kernel (e.g.
> > from linux-yocto to linux-yocto-dev), in that case you need to execute the
> clean task for both recipes and it will resolve this error.
> > It may be you changed DISTRO_FEATURES from systemd to udev or vice
> > versa. Cleaning those recipes should again resolve this error however
> > switching DISTRO_FEATURES on an existing build directory is not
> > supported, you should really clean out tmp and rebuild (reusing sstate
> > should be safe). It could be the overlapping files detected are
> > harmless in which case adding them to SSTATE_DUPWHITELIST may be the
> > correct solution. It could also be your buil  d is including two
> > different conflicting versions of things (e.g. bluez
> > 4 and bluez 5 and the correct solution for that would be to resolve
> > the conflict. If in doubt, please ask on the mailing list, sharing the
> > error and filelist above.
> > ERROR: mono-native-5.4.1.6-r0 do_populate_sysroot: If the above
> > message is too much, the simpler version is you're advised to wipe out
> > tmp and rebuild (reusing sstate is fine). That will likely fix things
> > in most (but not all) cases.
> > ERROR: mono-native-5.4.1.6-r0 do_populate_sysroot: Function failed:
> > sstate_task_postfunc
> > ERROR: Logfile of failure stored in:
> > /home/craigm/yocto/poky/build/tmp/work/x86_64-linux/mono-
> > native/5.4.1.6-r0/temp/log.do_populate_sysroot.108358
> > ERROR: Task (/home/craigm/yocto/poky/build/../../meta-mono/recipes-
> > mono/mono/mono-native_5.4.1.6.bb:do_populate_sysroot) failed with
> exit
> > code '1'
> > NOTE: Tasks Summary: Attempted 670 tasks of which 662 didn't need to
> > be rerun and 1 failed.
> >
> > Summary: 1 task failed:
> >   /home/craigm/yocto/poky/build/../../meta-mono/recipes-
> > mono/mono/mono-native_5.4.1.6.bb:do_populate_sysroot
> > Summary: There were 3 ERROR messages shown, returning a non-zero exit
> > code.
> >
> >
> > I'm building with Yocto poky morty branch (currently commit
> > 0e730770a9), meta-mono master (commit dced6635ca). I'm building on
> Ubuntu 16.04.4.
> >
> > I have tried deleting the tmp directory, deleting all mono and
> > mono-native from sstate, cleaning mono and meta-mono, etc, to no avail.
> >
> > It's puzzling why I'm getting these errors, because it says "Matched
> > in b''", so the files are not clashing with another recipe. It seems
> > to be somehow trying to install its own files twice, or something like
> > that. If I look under tmp/work/x86_64-linux/mono-native/5.4.1.6-r0/,
> > then I see the files present in both:
> >
> > sysroot-destdir/home/craigm/yocto/poky/build/tmp/sysroots/x86_64-
> linux
> > / and image/home/craigm/yocto/poky/build/tmp/sysroots/x86_64-linux/
> >
> > Is that part of the problem?
> 
> 
> I haven't had any success figuring out what is going on. I tried doing a new
> clean build, and got the same error.
> 
> Does anyone else have this problem? Is it an incompatibility with Yocto
> morty, which I'm using? Any pointers on how to narrow down the cause?

I tried updating from morty to rocko, and no longer got this error. So it seems it's somehow an issue with meta-mono in conjunction with morty.

-- 
Craig McQueen