Description of problem: I launched GNOME Builder and opened a meson-based project. Version-Release number of selected component: meson-0.45.0-1.fc28 Additional info: reporter: libreport-2.9.3 cmdline: /usr/bin/python3 -s /usr/bin/meson introspect --tests crash_function: join exception_type: TypeError executable: /usr/bin/meson kernel: 4.16.0-0.rc4.git0.1.fc28.x86_64 runlevel: N 5 type: Python3 uid: 13041 Truncated backtrace: posixpath.py:78:join:TypeError: expected str, bytes or os.PathLike object, not NoneType Traceback (most recent call last): File "/usr/bin/meson", line 26, in <module> sys.exit(main()) File "/usr/bin/meson", line 23, in main return mesonmain.run(sys.argv[1:], launcher) File "/usr/lib/python3.6/site-packages/mesonbuild/mesonmain.py", line 293, in run return mintro.run(remaining_args) File "/usr/lib/python3.6/site-packages/mesonbuild/mintro.py", line 212, in run coredata = cdata.load(options.builddir) File "/usr/lib/python3.6/site-packages/mesonbuild/coredata.py", line 344, in load filename = os.path.join(build_dir, 'meson-private', 'coredata.dat') File "/usr/lib64/python3.6/posixpath.py", line 78, in join a = os.fspath(a) TypeError: expected str, bytes or os.PathLike object, not NoneType Local variables in innermost frame: p: ('meson-private', 'coredata.dat') a: None
Created attachment 1410503 [details] File: backtrace
Created attachment 1410504 [details] File: cgroup
Created attachment 1410505 [details] File: cpuinfo
Created attachment 1410506 [details] File: environ
Created attachment 1410507 [details] File: mountinfo
Created attachment 1410508 [details] File: namespaces
Created attachment 1410509 [details] File: open_fds
*** This bug has been marked as a duplicate of bug 1560091 ***