Size Limit For Background?

[FlexAce]

Is there a size limit for importing an Illustrator file as a background?
I have one that has an artboard of 10600 px / 3000 px
And am getting the attached image error

[FlexAce · Accepted solution]

Never mind - known issue  

Saving illustrator with older version makes the import work  

https://helpx.adobe.com/adobe-character-animator/kb/known-issues.html