Without hyperlink

Good morning, I have an article that is in a number next to be published, but in the table of contents the letter comes out in black, without hyperlink. What could happen.

Hi @diegomejia07,

I assume you’re asking about OJS. What version are you using? (Please include this in your posts.)

Also, check your PHP error log for details.

Alec Smecher
Public Knowledge Project Team

Hello @asmecher , the OJS version is But I already solved the error and it was that the article did not have summary in the metadata, and for this the hyperlink was not working.
Just thank you very much for the response.