Hello good day!
I captured the debug of the snap-store run, note that several language files have become missing. It is also taking place in Portuguese Brazil.
Ubuntu 20.04.05 LTS
~$ snap version
snap 2.56.2
snapd 2.56.2
series 16
ubuntu 20.04
kernel 5.14.0-1051-oem
execve("/usr/bin/snap", ["snap", "run", "snap-store"], 0x7ffdeb3071b0 /* 49 vars */) = 0
access("/etc/ld.so.preload", R_OK) = -1 ENOENT (Arquivo ou diretório inexistente)
openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libpthread.so.0", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/sys/kernel/mm/transparent_hugepage/hpage_pmd_size", O_RDONLY) = 3
readlinkat(AT_FDCWD, "/proc/self/exe", "/usr/bin/snap", 128) = 13
openat(AT_FDCWD, "/etc/os-release", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/proc/version", O_RDONLY|O_CLOEXEC) = 5
newfstatat(AT_FDCWD, "/meta/snap.yaml", 0xc0000a2ed8, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/snap/core/current/usr/share/locale-langpack/pt_BR/LC_MESSAGES/snappy.mo", 0xc0000a33b8, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/snap/core/current/usr/share/locale/pt_BR/LC_MESSAGES/snappy.mo", 0xc0000a3488, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/usr/share/locale-langpack/pt_BR/LC_MESSAGES/snappy.mo", 0xc0000a3558, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/usr/share/locale/pt_BR/LC_MESSAGES/snappy.mo", 0xc0000a3628, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/snap/core/current/usr/share/locale-langpack/pt/LC_MESSAGES/snappy.mo", 0xc0000a36f8, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/snap/core/current/usr/share/locale/pt/LC_MESSAGES/snappy.mo", 0xc0000a37c8, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/usr/share/locale-langpack/pt/LC_MESSAGES/snappy.mo", {st_mode=S_IFREG|0644, st_size=131769, ...}, 0) = 0
openat(AT_FDCWD, "/usr/share/locale-langpack/pt/LC_MESSAGES/snappy.mo", O_RDONLY|O_CLOEXEC) = 5
newfstatat(AT_FDCWD, "/etc/apparmor.d/cache", 0xc00021e5e8, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
statfs("/sys/firmware/efi/efivars", {f_type=EFIVARFS_MAGIC, f_bsize=4096, f_blocks=0, f_bfree=0, f_bavail=0, f_files=0, f_ffree=0, f_fsid={val=[0, 0]}, f_namelen=255, f_frsize=4096, f_flags=ST_VALID|ST_NOSUID|ST_NODEV|ST_NOEXEC|ST_RELATIME}) = 0
statfs("/sys/fs/cgroup", {f_type=TMPFS_MAGIC, f_bsize=4096, f_blocks=2015364, f_bfree=2015364, f_bavail=2015364, f_files=2015364, f_ffree=2015345, f_fsid={val=[136052844, 1181974811]}, f_namelen=255, f_frsize=4096, f_flags=ST_VALID|ST_RDONLY|ST_NOSUID|ST_NODEV|ST_NOEXEC}) = 0
openat(AT_FDCWD, "/proc/cmdline", O_RDONLY|O_CLOEXEC) = 5
readlinkat(AT_FDCWD, "/proc/self/exe", "/usr/bin/snap", 128) = 13
newfstatat(AT_FDCWD, "/snap/snapd/current/usr/bin/snap", 0xc0004a0108, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/snap/core/current/usr/bin/snap", {st_mode=S_IFREG|0755, st_size=24761568, ...}, 0) = 0
openat(AT_FDCWD, "/snap/core/current/usr/lib/snapd/info", O_RDONLY|O_CLOEXEC) = 5
execve("/snap/core/current/usr/bin/snap", ["snap", "run", "snap-store"], 0xc0000a5520 /* 49 vars */) = 0
access("/etc/ld.so.preload", R_OK) = -1 ENOENT (Arquivo ou diretório inexistente)
openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libpthread.so.0", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/sys/kernel/mm/transparent_hugepage/hpage_pmd_size", O_RDONLY) = 3
readlinkat(AT_FDCWD, "/proc/self/exe", "/snap/core/13425/usr/bin/snap", 128) = 29
openat(AT_FDCWD, "/etc/os-release", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/proc/version", O_RDONLY|O_CLOEXEC) = 5
newfstatat(AT_FDCWD, "/meta/snap.yaml", 0xc0000aad38, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/snap/core/current/usr/share/locale-langpack/pt_BR/LC_MESSAGES/snappy.mo", 0xc0000ab218, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/snap/core/current/usr/share/locale/pt_BR/LC_MESSAGES/snappy.mo", 0xc0000ab2e8, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/usr/share/locale-langpack/pt_BR/LC_MESSAGES/snappy.mo", 0xc0000ab3b8, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/usr/share/locale/pt_BR/LC_MESSAGES/snappy.mo", 0xc0000ab488, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/snap/core/current/usr/share/locale-langpack/pt/LC_MESSAGES/snappy.mo", 0xc0000ab558, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/snap/core/current/usr/share/locale/pt/LC_MESSAGES/snappy.mo", 0xc0000ab628, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/usr/share/locale-langpack/pt/LC_MESSAGES/snappy.mo", {st_mode=S_IFREG|0644, st_size=131769, ...}, 0) = 0
openat(AT_FDCWD, "/usr/share/locale-langpack/pt/LC_MESSAGES/snappy.mo", O_RDONLY|O_CLOEXEC) = 5
newfstatat(AT_FDCWD, "/etc/apparmor.d/cache", 0xc0002405e8, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
statfs("/sys/firmware/efi/efivars", {f_type=EFIVARFS_MAGIC, f_bsize=4096, f_blocks=0, f_bfree=0, f_bavail=0, f_files=0, f_ffree=0, f_fsid={val=[0, 0]}, f_namelen=255, f_frsize=4096, f_flags=ST_VALID|ST_NOSUID|ST_NODEV|ST_NOEXEC|ST_RELATIME}) = 0
statfs("/sys/fs/cgroup", {f_type=TMPFS_MAGIC, f_bsize=4096, f_blocks=2015364, f_bfree=2015364, f_bavail=2015364, f_files=2015364, f_ffree=2015345, f_fsid={val=[136052844, 1181974811]}, f_namelen=255, f_frsize=4096, f_flags=ST_VALID|ST_RDONLY|ST_NOSUID|ST_NODEV|ST_NOEXEC}) = 0
openat(AT_FDCWD, "/proc/cgroups", O_RDONLY|O_CLOEXEC) = 5
openat(AT_FDCWD, "/proc/cmdline", O_RDONLY|O_CLOEXEC) = 3
readlinkat(AT_FDCWD, "/proc/self/exe", "/snap/core/13425/usr/bin/snap", 128) = 29
newfstatat(AT_FDCWD, "/snap/bin/snap", 0xc0002405e8, AT_SYMLINK_NOFOLLOW) = -1 ENOENT (Arquivo ou diretório inexistente)
readlinkat(AT_FDCWD, "/proc/self/exe", "/snap/core/13425/usr/bin/snap", 128) = 29
openat(AT_FDCWD, "/snap/core/13425/usr/lib/snapd/snapd", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/sys/kernel/security/apparmor/features", O_RDONLY|O_CLOEXEC) = 3
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/query", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/dbus", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/signal", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/ptrace", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/caps", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/rlimit", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/capability", {st_mode=S_IFREG|0444, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/namespaces", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/mount", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/network", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/network_v8", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/file", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/domain", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/sys/kernel/security/apparmor/features/policy", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/usr/local/sbin/apparmor_parser", 0xc000241e48, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/usr/local/bin/apparmor_parser", 0xc000241f18, 0) = -1 ENOENT (Arquivo ou diretório inexistente)
newfstatat(AT_FDCWD, "/usr/sbin/apparmor_parser", {st_mode=S_IFREG|0755, st_size=1501568, ...}, 0) = 0
newfstatat(AT_FDCWD, "/usr/sbin/apparmor_parser", {st_mode=S_IFREG|0755, st_size=1501568, ...}, 0) = 0
openat(AT_FDCWD, "/proc/self/mountinfo", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/etc/fstab", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/proc/self/mountinfo", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/proc/sys/kernel/seccomp/actions_avail", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/dev/null", O_RDONLY|O_CLOEXEC) = 3
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12998, si_uid=1001, si_status=0, si_utime=0, si_stime=0} ---
openat(AT_FDCWD, "/var/lib/snapd/system-key", O_RDONLY|O_CLOEXEC) = 3
readlinkat(AT_FDCWD, "/proc/self/exe", "/snap/core/13425/usr/bin/snap", 128) = 29
readlinkat(AT_FDCWD, "/snap/snap-store/current", "558", 128) = 3
openat(AT_FDCWD, "/snap/snap-store/558/meta/snap.yaml", O_RDONLY|O_CLOEXEC) = 3
newfstatat(AT_FDCWD, "/snap/snap-store/558/meta/hooks", {st_mode=S_IFDIR|0755, st_size=32, ...}, 0) = 0
openat(AT_FDCWD, "/snap/snap-store/558/meta/hooks", O_RDONLY|O_CLOEXEC) = 3
newfstatat(AT_FDCWD, "/snap/snap-store/558/meta/hooks/configure", {st_mode=S_IFREG|0755, st_size=10, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/var/lib/snapd/snaps/snap-store_558.snap", {st_mode=S_IFREG|0600, st_size=56872960, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/var/lib/snapd/features/refresh-app-awareness", {st_mode=S_IFREG|0644, st_size=0, ...}, 0) = 0
openat(AT_FDCWD, "/var/lib/snapd/inhibit/snap-store.lock", O_RDONLY|O_NOFOLLOW|O_CLOEXEC) = 3
readlinkat(AT_FDCWD, "/proc/self/exe", "/snap/core/13425/usr/bin/snap", 128) = 29
newfstatat(AT_FDCWD, "/snap/core/13425/usr/lib/snapd/snap-confine", {st_mode=S_IFREG|S_ISUID|0755, st_size=123560, ...}, 0) = 0
openat(AT_FDCWD, "/var/lib/snapd/sequence/snap-store.json", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/etc/nsswitch.conf", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libnss_files.so.2", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 3
newfstatat(AT_FDCWD, "/home/binho-castro/snap", {st_mode=S_IFDIR|0700, st_size=4096, ...}, 0) = 0
newfstatat(AT_FDCWD, "/home/binho-castro/snap/snap-store/558", {st_mode=S_IFDIR|0755, st_size=4096, ...}, 0) = 0
newfstatat(AT_FDCWD, "/home/binho-castro/snap/snap-store/common", {st_mode=S_IFDIR|0755, st_size=4096, ...}, 0) = 0
readlinkat(AT_FDCWD, "/home/binho-castro/snap/snap-store/current", "558", 128) = 3
openat(AT_FDCWD, "/proc/self/mountinfo", O_RDONLY|O_CLOEXEC) = 3
newfstatat(AT_FDCWD, "/run/user/1001", {st_mode=S_IFDIR|0700, st_size=440, ...}, 0) = 0
newfstatat(AT_FDCWD, "/run/user/1001/.mutter-Xwaylandauth.T2DGR1", {st_mode=S_IFREG|0600, st_size=140, ...}, 0) = 0
openat(AT_FDCWD, "/run/user/1001/.mutter-Xwaylandauth.T2DGR1", O_RDONLY|O_CLOEXEC) = 3
newfstatat(AT_FDCWD, "/run", {st_mode=S_IFDIR|0755, st_size=1020, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/run/user", {st_mode=S_IFDIR|0755, st_size=60, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/run/user/1001", {st_mode=S_IFDIR|0700, st_size=440, ...}, AT_SYMLINK_NOFOLLOW) = 0
newfstatat(AT_FDCWD, "/run/user/1001/.mutter-Xwaylandauth.T2DGR1", {st_mode=S_IFREG|0600, st_size=140, ...}, AT_SYMLINK_NOFOLLOW) = 0
openat(AT_FDCWD, "/proc/self/mountinfo", O_RDONLY|O_CLOEXEC) = 3
openat(AT_FDCWD, "/proc/sys/kernel/random/uuid", O_RDONLY|O_CLOEXEC) = 5
+++ killed by SIGSEGV (core dumped) +++