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https://issues.apache.org/jira/browse/AIRFLOW-1099?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16767285#comment-16767285
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jack commented on AIRFLOW-1099:
-------------------------------
Airflow doesn't officially supports MS SQL as backend. You should use
PostgreSQL / MySQL.
> Error "TypeError: Expected bytes, got newbytes" while using MS SQL as
> metadata database
> ---------------------------------------------------------------------------------------
>
> Key: AIRFLOW-1099
> URL: https://issues.apache.org/jira/browse/AIRFLOW-1099
> Project: Apache Airflow
> Issue Type: Bug
> Components: db
> Affects Versions: 1.8.0
> Environment: RHEL 6.5; Python 2.7; MS SQL Server 2008
> Reporter: Marcelo G. Almiron
> Priority: Major
> Attachments: traceback.txt
>
>
> When accessing any DAG view from the initial page after log in, I get the
> error "TypeError: Expected bytes, got newbytes". This error occurs only while
> using MS SQL as metadata database (I tested with Postgres and works
> perfectly).
> Traceback is in attachment.
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