After clicking on the “Schedule” option the following error message appears and the scheduling web-interface that normally appears is non-existent.
Apologies for this issue - we’ve fixed it on your CMS for you.
For non spring signage cloud users:
This was a problem with the 1.7.7 upgrade and some code that had been back-ported from 1.8 to fix another more subtle bug.
The public release archive has been updated on the release page with a fix - it will only effect installations using PHP 5.3 or lower, which is our minimum requirement.