Backup fails with warning: Can't use string ("") as a HASH ref

Refers to:

  • Plesk 12.5 for Linux

Created:

2016-11-16 13:05:00 UTC

Modified:

2016-12-21 19:55:04 UTC

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Backup fails with warning: Can't use string ("") as a HASH ref

Symptoms

If subscription contains the domain without hosting then subscription backup task fails with warning:

Warning: hosting "example.com"
Hosting on domain example.com is skipped from backup due to error: Can't use string ("") as a HASH ref while "strict refs" in use at /opt/psa/PMM/agents/PleskX/PleskX.pm line 4713.

Cause

The following error appears during the backup settings of subscriptions and domains without hosting. Such behavior is known as software issue # PPPM-3245 .

Resolution

Issue is fixed in Plesk 12.5.30 #MU1 . Install latest updates # 213943585

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