Subscriptions become locked for sync if PHP settings are changed

Applicable to:

Many subscriptions are in the locked status without any changes from Plesk administrator's side.
Subscription is getting locked after any change of PHP settings for this subscription.
PHP version and handler management is selected in Service Plans > Example Plan > Permissions.
Hosting settings management is not enabled at Service Plans > Example Plan > Permissions tab.

Product issue:

#PPPM-5442 "If the “PHP version and handler management” permission is selected in a service plan, a subscription under this service plan is no longer locked for sync after changing the domain’s PHP version."
Fixed in:
- Plesk Obsidian (RC1 18.0.15 as #PPP-39395) 04 June 2019

Please consider updating your server:

If update is not possible for some reason you may try the following

Temporary solution

As a workaround, perform the following actions:

Log into Plesk.
Go to Service Plans > Example Plan > Permissions tab.
Enable the option Hosting settings management.
Press the Update & Sync button to apply the changes.
Synchronize subscriptions with its service plans. For more information, read:
- How to synchronize subscriptions with service plans?