JCoder01 commented on issue #13099:
URL: https://github.com/apache/airflow/issues/13099#issuecomment-748333536
log and stacktrace
```
(pyenv) jcoder@bos-rndab01 ~/airflow_scheduler_test $ airflow scheduler
____________ _____________
____ |__( )_________ __/__ /________ __
____ /| |_ /__ ___/_ /_ __ /_ __ \_ | /| / /
___ ___ | / _ / _ __/ _ / / /_/ /_ |/ |/ /
_/_/ |_/_/ /_/ /_/ /_/ \____/____/|__/
[2020-12-18 16:41:19,262] {scheduler_job.py:1241} INFO - Starting the
scheduler
[2020-12-18 16:41:19,262] {scheduler_job.py:1246} INFO - Processing each
file at most -1 times
[2020-12-18 16:41:19,323] {dag_processing.py:250} INFO - Launched
DagFileProcessorManager with pid: 79
25
[2020-12-18 16:41:19,324] {scheduler_job.py:1751} INFO - Resetting orphaned
tasks for active dag runs
[2020-12-18 16:41:19,331] {settings.py:52} INFO - Configured default
timezone Timezone('UTC')
[2020-12-18 16:41:19,349] {scheduler_job.py:1805} INFO - Reset the following
2 orphaned TaskInstances:
<TaskInstance: example_task_group2.section_2.inner_section_2.task_2
2020-12-17 21:47:00+00:00
[scheduled]>
<TaskInstance: example_task_group2.section_2.inner_section_2.task_2
2020-12-17 21:48:00+00:00
[scheduled]>
[2020-12-18 16:41:19,451] {plugins_manager.py:231} ERROR - UNEXPECTED COMMIT
- THIS WILL BREAK HA LOCKS!
Traceback (most recent call last):
File
"/home/jcoder/airflow_scheduler_test/pyenv/lib/python3.7/site-packages/airflow/plugins_manager.
py", line 222, in load_plugins_from_plugin_directory
loader.exec_module(mod)
File "<frozen importlib._bootstrap_external>", line 728, in exec_module
File "<frozen importlib._bootstrap>", line 219, in
_call_with_frames_removed
File "/home/jcoder/airflow_scheduler_test/plugins/Plugin.py", line 3, in
<module>
v = Variable().get("VAR")
File
"/home/jcoder/airflow_scheduler_test/pyenv/lib/python3.7/site-packages/airflow/models/variable.
py", line 123, in get
var_val = Variable.get_variable_from_secrets(key=key)
File
"/home/jcoder/airflow_scheduler_test/pyenv/lib/python3.7/site-packages/airflow/models/variable.
py", line 181, in get_variable_from_secrets
var_val = secrets_backend.get_variable(key=key)
File
"/home/jcoder/airflow_scheduler_test/pyenv/lib/python3.7/site-packages/airflow/utils/session.py
", line 65, in wrapper
return func(*args, session=session, **kwargs)
File
"/opt/anaconda/2020/envs/py_37_pands0.25/lib/python3.7/contextlib.py", line
119, in __exit__
next(self.gen)
File
"/home/jcoder/airflow_scheduler_test/pyenv/lib/python3.7/site-packages/airflow/utils/session.py
", line 32, in create_session
session.commit()
File
"/home/jcoder/airflow_scheduler_test/pyenv/lib/python3.7/site-packages/sqlalchemy/orm/session.p
y", line 1042, in commit
self.transaction.commit()
File
"/home/jcoder/airflow_scheduler_test/pyenv/lib/python3.7/site-packages/sqlalchemy/orm/session.p
y", line 504, in commit
self._prepare_impl()
File
"/home/jcoder/airflow_scheduler_test/pyenv/lib/python3.7/site-packages/sqlalchemy/orm/session.p
y", line 472, in _prepare_impl
self.session.dispatch.before_commit(self.session)
File
"/home/jcoder/airflow_scheduler_test/pyenv/lib/python3.7/site-packages/sqlalchemy/event/attr.py
", line 322, in __call__
fn(*args, **kw)
File
"/home/jcoder/airflow_scheduler_test/pyenv/lib/python3.7/site-packages/airflow/utils/sqlalchemy
.py", line 217, in _validate_commit
raise RuntimeError("UNEXPECTED COMMIT - THIS WILL BREAK HA LOCKS!")
RuntimeError: UNEXPECTED COMMIT - THIS WILL BREAK HA LOCKS!
[2020-12-18 16:41:19,460] {plugins_manager.py:232} ERROR - Failed to import
plugin /home/jcoder/airflo
w_scheduler_test/plugins/Plugin.py
```
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