Error: Content exceeds the allowed number of 65535 characters... [SOLVED]

I created a footer using the PBCK in a new Joomla installation:
 

The social icons are in a “row into row” section. When saving I get the following error message:
 

In addition, the icons are not accessible for editing:
 
(But it works with a right click...)

Any hints please?

Hi
if you face this issue, please use this technique with a custom module
www.joomlack.fr/en/documentation/page-bu...-for-page-builder-ck

for the edition please use the context menu (rigth click) in this case

CEd

Yes, placing social icons as a separate module does the trick. Thanks