Version-Release number of selected component:
dnf-4.7.0-1.fc34

Additional info:
reporter:       libreport-2.15.2
cgroup:         0::/user.slice/user-1000.slice/user/app.slice/app-org.gnome.Terminal.slice/vte-spawn-3e334684-9c5f-4339-85d7-1d708e45c53b.scope
cmdline:        /usr/bin/python3 /usr/bin/dnf update
crash_function: addErase
exception_type: _rpm.error
executable:     /usr/bin/dnf
interpreter:    python3-3.9.5-2.fc34.x86_64
kernel:         5.11.12-300.fc34.x86_64
runlevel:       N 5
type:           Python3
uid:            0

Truncated backtrace:
transaction.py:103:addErase:_rpm.error: package not installed

Traceback (most recent call last):
  File "/usr/bin/dnf", line 58, in <module>
    main.user_main(sys.argv[1:], exit_code=True)
  File "/usr/lib/python3.9/site-packages/dnf/cli/main.py", line 201, in user_main
    errcode = main(args)
  File "/usr/lib/python3.9/site-packages/dnf/cli/main.py", line 67, in main
    return _main(base, args, cli_class, option_parser_class)
  File "/usr/lib/python3.9/site-packages/dnf/cli/main.py", line 106, in _main
    return cli_run(cli, base)
  File "/usr/lib/python3.9/site-packages/dnf/cli/main.py", line 130, in cli_run
    ret = resolving(cli, base)
  File "/usr/lib/python3.9/site-packages/dnf/cli/main.py", line 176, in resolving
    base.do_transaction(display=displays)
  File "/usr/lib/python3.9/site-packages/dnf/cli/cli.py", line 246, in do_transaction
    tid = super(BaseCli, self).do_transaction(display)
  File "/usr/lib/python3.9/site-packages/dnf/base.py", line 896, in do_transaction
    self.history.beg(rpmdb_version, [], [], cmdline)
  File "/usr/lib/python3.9/site-packages/dnf/db/group.py", line 320, in _populate_rpm_ts
    hdr = tsi.pkg._header
  File "/usr/lib64/python3.9/site-packages/rpm/transaction.py", line 103, in addErase
    raise rpm.error("package not installed")
_rpm.error: package not installed

Local variables in innermost frame:
self: <rpm.transaction.TransactionSet object at 0x7f50c5684ac0>
item: 528
hdrs: []
dbi: 0

Potential duplicate: bug 1887293