Uncaught TypeError: t.mime_types.split is not a function

• AlexeySv

• August 31, 2016 at 5:54 pm

Hello, i’m using ACF 5.4.3 and WP 4.6. Page have some groups of fields, few of them have image field, and one group throw this error when i’m trying to upload image:
Uncaught TypeError: t.mime_types.split is not a function – acf-input.min.js:2
The other works fine.
Problem field in in repeater and in this repeater i have Image field, WYSIWYG, and text field.
Can you look in it please?

• AlexeySv

• August 31, 2016 at 6:02 pm

I’m so sorry, it was tottaly my mistake and wrong field settings. Problem is solved.

• emrl

• January 16, 2020 at 7:51 am

@alexeysv How did you solve this? Running into same issue here.

Edit: Nevermind, I replied to soon. I had registered via PHP and set mime_types as an array instead of a comma separated string.