[Plugin: WEBphysiology Portfolio] Portfolio error blocking access to my admin panel

Hi
I updated the plugin the other day but now can’t access my wordpress admin area

I just get a page with lots of errors sating saying…

Warning: Cannot modify header information – headers already sent by (……. webphysiology-portfolio/portfolio-main.php:274) in /home/contentxxxxxxxxxxxx.php on line xxx

Any suggestions?

thanks

Neil

https://www.ads-software.com/extend/plugins/webphysiology-portfolio/