Auto Entity Label is replacing some characters in some situations with HTML entities.
When the pattern for the label uses a Text (plain) field, it happens with apostrophes, quotation marks and ampersands:
'"&When the pattern for the label uses a Text (formatting) field, it only happens with ampersands.
There's a similar issue reported for D7.
Fixed
3.0
Code
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It's likely this issue predates Contrib.social: some issue and comment data are missing.
I believe this issue should be reopened as there are still problems.
If I set "Automatic label generation for" value to "Disabled", quotations marks within a title will cause the title to appear like quot;Test Titlequot;
I wasn't positive the issue was within auto_entity, but when I chose "Re-save" from the automatic label config screen for my content type, the title then appears as "Test Title"