You need to edit wp-content/plugins/WPShapere/includes/acmee-framework/inc/aof.class.php. Line numbers mentioned here can be changed now. Find the function licenseValidate() (around line 146) and first thing after the curly bracket add
Then a little further down in the same file (around line 163) find the function getLicense() and add as the first line of that function:
It can be any 8 digit number… It should all be working after that.