Upgrade 7.7.1 to 7.7.2 fails during system check

For some reason Upgrade Wizard stops during System Check.
Here is UpgradeWizard.log:
Thu, 25 Aug 2016 12:13:45 +0200 [UpgradeWizard] - setting session variables…
Thu, 25 Aug 2016 12:13:45 +0200 [UpgradeWizard] - -----------------------------------------------------------------------------
Thu, 25 Aug 2016 12:13:45 +0200 [UpgradeWizard] - Upgrade started. At start.php
Thu, 25 Aug 2016 12:13:45 +0200 [UpgradeWizard] - at unlinkUWTempFiles()
Thu, 25 Aug 2016 12:13:45 +0200 [UpgradeWizard] - finished!
Thu, 25 Aug 2016 12:13:45 +0200 [UpgradeWizard] - resetting $_SESSION
Thu, 25 Aug 2016 12:13:50 +0200 [UpgradeWizard] - setting session variables…
Thu, 25 Aug 2016 12:13:50 +0200 [UpgradeWizard] - [At systemCheck.php]
Thu, 25 Aug 2016 12:13:50 +0200 [UpgradeWizard] - Starting file permission check…

And it stops there indefinitely. Of course permission is granted (it is IIS and complete suitecrm application folder has granted full control permissions for IUSR).

Also I don’t believe that it has something to do with php.ini settings (because it used to succeed in upgrades since this one):
max_execution_time = 6000
max_input_time = 6000
memory_limit = 256M

And Quick repair and rebuild didn’t make any difference.

System is: IIS 7.5, php 7.0.9, suite 7.7.1

Any ideas?

Hi,

Have these issues been sorted as we’ve upgraded the version??