Error 404 for images of images of type webp

[spinspan]

I get several 404 errors for images.
GET https://marathon.gr/wp-content/uploads/2018/07/xmati-marathon-1200x389.jpg.pagespeed.ic.EOCSdn-dXh.webp 404 (Not Found)

(index):263 GET https://marathon.gr/wp-content/plugins/document-gallery/assets/icons/xmsdoc.png.pagespeed.ic._UHYSPqS79.webp 404 (Not Found)

https://marathon.gr/διαδικασία-καταγραφής-και-χαρακτηρι/

[spinspan]

I disabled the pagespeed by modification of the htacces
Modpagespeed Off

all good now

[Prasant]

Glad to hear that the issue is resolved now.