Catalog Error: Catalog Unavailable Due to Internal MotherDuck Error When Altering Table

·Jul 07, 2026 09:05 PM·

Hi team, I am trying to alter a table and I am seeing this error

Catalog Error: Catalog is unavailable due to an internal MotherDuck error. You can help us diagnose and fix the issue by contacting support via slack or support@motherduck.com and referencing error ID: 7a8a7d46.

6 comments

· Sorted by Oldest

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Catalog Error: Catalog Unavailable Due to Internal MotherDuck Error When Altering Table

André M.

·Jul 07, 2026 09:05 PM·

Hi team, I am trying to alter a table and I am seeing this error

Catalog Error: Catalog is unavailable due to an internal MotherDuck error. You can help us diagnose and fix the issue by contacting support via slack or support@motherduck.com and referencing error ID: 7a8a7d46.

6 comments

· Sorted by Oldest

Adam E.
·
·
Hey Andre, Taking a look! Was this a one-time thing or is it ongoing?
André M.
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(edited)·
I (claude) did the same query for 12 DBs (using service accounts), 11 of them worked but for one DB it failed 3 times in a row. It was an alter table to add a column
Adam E.
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Gotcha. Okay, I'm on it.
👍1
Adam E.
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Also, hi Claude!
Adam E.
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(just kidding 😄 )
😂1
Adam E.
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·
Hey André M., I moved our thread over to the Enflux channel for further progress.

Adam E.
·
·
Hey Andre, Taking a look! Was this a one-time thing or is it ongoing?
André M.
·
(edited)·
I (claude) did the same query for 12 DBs (using service accounts), 11 of them worked but for one DB it failed 3 times in a row. It was an alter table to add a column
Adam E.
·
·
Gotcha. Okay, I'm on it.
👍1
Adam E.
·
·
Also, hi Claude!
Adam E.
·
·
(just kidding 😄 )
😂1
Adam E.
·
·
Hey André M., I moved our thread over to the Enflux channel for further progress.