The problem: PHP bails out with a blank page in the browser and with the following error in the log:
PHP Fatal error: Array and string offset access syntax with curly braces is no longer supported in....
The fix is to get rid of the curly braces in line 155 of /civicrm/ext/com.cividesk.email.sparkpost/sparkpost.civix.php
Line 155 should look like this:
if ($entry[0] == '.') {
The problem: PHP bails out with a blank page in the browser and with the following error in the log: PHP Fatal error: Array and string offset access syntax with curly braces is no longer supported in....
The fix is to get rid of the curly braces in line 155 of /civicrm/ext/com.cividesk.email.sparkpost/sparkpost.civix.php Line 155 should look like this: if ($entry[0] == '.') {