Warning error during PayPal checkout

Hello:
The warning error below shows up on top of the checkout window:
<b>Warning</b>: unlink(/home/pome/public_html/pomeshop/storage/cache/cache.catalog.language.1515541933): No such file or directory in <b>/home/pome/public_html/pomeshop/system/library/cache/file.php</b> on line <b>68</b>{}
Please hel me out to fix this.
Thanks so much.
Randolph

See if this solution is working: viewtopic.php?f=202&t=200896#p709931