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Recover from failed backfills, populate backfill errors
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Authored by prha on Apr 15 2021, 5:01 PM.

Details

Summary

We weren't catching most backfill errors and displaying them in a meaningful on the
frontend. This diff changes the error handling to catch all errors and persist them onto
the backfill object. It also provides better error messaging for specific cases where the
repository or partition set cannot be found (def was removed).

Test Plan

bk

Diff Detail

Repository
R1 dagster
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Unit
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