Facing alembic.util.exc.CommandError while invoking rasa x

[Deprecated] Rasa X Community Edition
1

Hey , I’m facing an error while I invoke rasa x . The error logs are attached below .Please help me solve this . Thank you

Traceback (most recent call last):
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\base.py", line 162, in _catch_revision_errors
    yield
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\base.py", line 364, in _upgrade_revs
    revs = list(revs)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\revision.py", line 765, in _iterate_revisions
    requested_lowers = self.get_revisions(lower)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\revision.py", line 319, in get_revisions
    return sum([self.get_revisions(id_elem) for id_elem in id_], ())   
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\revision.py", line 319, in <listcomp>
    return sum([self.get_revisions(id_elem) for id_elem in id_], ())   
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\revision.py", line 322, in get_revisions
    return tuple(
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\revision.py", line 323, in <genexpr>
    self._revision_for_ident(rev_id, branch_label)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\revision.py", line 386, in _revision_for_ident
    raise ResolutionError(
alembic.script.revision.ResolutionError: No such revision or branch 'b85106c82c99'

The above exception was the direct cause of the following exception:   

Traceback (most recent call last):
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\rasa\cli\x.py", line 496, in run_locally
    local.main(
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\rasax\community\local.py", line 234, in main
    sql_migrations.run_migrations(session)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\rasax\community\sql_migrations.py", line 25, in run_migrations
    _run_schema_migrations(session)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\rasax\community\sql_migrations.py", line 41, in _run_schema_migrations       
    _run_alembic_migration(alembic_config)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\rasax\community\sql_migrations.py", line 65, in _run_alembic_migration       
    command.upgrade(alembic_config, target_revision)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\command.py", line 298, in upgrade
    script.run_env()
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\base.py", line 489, in run_env
    util.load_python_file(self.dir, "env.py")
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\util\pyfiles.py", line 98, in load_python_file
    module = load_module_py(module_id, path)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\util\compat.py", line 184, in load_module_py
    spec.loader.exec_module(module)
  File "<frozen importlib._bootstrap_external>", line 848, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\rasax\community\database\schema_migrations\alembic\env.py", line 96, in <module>
    run_migrations_online()
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\rasax\community\database\schema_migrations\alembic\env.py", line 86, in run_migrations_online
    context.run_migrations()
  File "<string>", line 8, in run_migrations
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\runtime\environment.py", line 846, in run_migrations
    self.get_context().run_migrations(**kw)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\runtime\migration.py", line 511, in run_migrations
    for step in self._migrations_fn(heads, self):
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\command.py", line 287, in upgrade
    return script._upgrade_revs(revision, rev)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\base.py", line 365, in _upgrade_revs
    return [
  File "C:\Users\HP\AppData\Local\Programs\Python\Python38\lib\contextlib.py", line 131, in __exit__
    self.gen.throw(type, value, traceback)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\base.py", line 194, in _catch_revision_errors
    compat.raise_from_cause(util.CommandError(resolution))
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\util\compat.py", line 308, in raise_from_cause
    reraise(type(exception), exception, tb=exc_tb, cause=exc_value)    
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\util\compat.py", line 301, in reraise
    raise value.with_traceback(tb)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\base.py", line 162, in _catch_revision_errors
    yield
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\base.py", line 364, in _upgrade_revs
    revs = list(revs)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\revision.py", line 765, in _iterate_revisions
    requested_lowers = self.get_revisions(lower)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\revision.py", line 319, in get_revisions
    return sum([self.get_revisions(id_elem) for id_elem in id_], ())   
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\revision.py", line 319, in <listcomp>
    return sum([self.get_revisions(id_elem) for id_elem in id_], ())   
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\revision.py", line 322, in get_revisions
    return tuple(
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\revision.py", line 323, in <genexpr>
    self._revision_for_ident(rev_id, branch_label)
  File "c:\users\hp\desktop\rasa_projects\rasa\lib\site-packages\alembic\script\revision.py", line 386, in _revision_for_ident
    raise ResolutionError(
alembic.util.exc.CommandError: Can't locate revision identified by 'b85106c82c99'

Sorry, something went wrong (see error above). Make sure to start Rasa X with valid data and valid domain and config files. Please, also check any warnings that popped up.
If you need help fixing the issue visit our forum: http://forum.rasa.com/.
2

Can you share the output of rasa --version?

3 
Rasa Version      :         2.8.15
Minimum Compatible Version: 2.8.9
Rasa SDK Version  :         2.8.2
Rasa X Version    :         0.42.6
Python Version    :         3.8.10
Operating System  :         Windows-10-10.0.22499-SP0
4

@Venkat try delete .db files rasa and events from project folder. But, I am afraid as you are using 0.42.6 but give it a try and do let us know.

1 Like
5

Hello @nik202, thank you for the reply,I tried your suggested method but unfortunately, it didn’t work, Is there any other way to solve this ??

6

“It didn’t work” but are you having the same error or a different one now?

7

I’m facing the same error

8

@Venkat Right, as I expected, please follow this thread: Rasa X runs with several Errors & Warnings - #2 by nik202

If installation taking time, downgrade pip install to 20.2.3, if you have any further issue do let us know.

2 Likes
9

Thank you , For the solution, Rasa x is working now , but there is some error with asycio

2021-11-27
2021-11-271920×1080 270 KB

10

@Venkat Till the time your bot is working fine, nothing to worry. This is persistent issue. Can I request to close this thread as solution for others and for yourself.

11

Sure ,Thank you very much for the timely help