Contribution Declined: Reason Does not meet contribution guidelines.

"I'm attempting to rectify some credits for shows I've previously worked on. These credits should display as 'colorist' across all episodes. I'm unable to utilize 'Series level' or mark individual episodes due to my request being rejected. I've submitted the corrections and received this message:

Contribution Declined: Reason - Does not meet contribution guidelines.
REF
# 231128-134440-155000
Proofs:
urn:alx:doc:937a93d2-a8ca-450d-ba84-56832d6ccf2d:9e8e83ae-f921-4ef7-b4ab-ba0df7a46789"
How can I fix this error?
I appreciate any assistance
thanks
-S