ReaR 1.17.2: unable to restore the OS due to "Partition number '' of partition is not a valid number" error

Issue

• Unable to restore the server from "ReaR" backup, getting error below

  2016-07-29 02:13:52.174476651 ERROR: Partition number '' of partition  is not a valid number.
  === Stack trace ===
  Trace 0: /bin/rear:251 main
  Trace 1: /usr/share/rear/lib/recover-workflow.sh:29 WORKFLOW_recover
  Trace 2: /usr/share/rear/lib/framework-functions.sh:70 SourceStage
  Trace 3: /usr/share/rear/lib/framework-functions.sh:31 Source
  Trace 4: /usr/share/rear/layout/prepare/default/54_generate_device_code.sh:52 source
  Trace 5: /usr/share/rear/lib/layout-functions.sh:35 create_device
  Trace 6: /usr/share/rear/layout/prepare/GNU/Linux/10_include_partition_code.sh:68 create_disk
  Trace 7: /usr/share/rear/layout/prepare/GNU/Linux/10_include_partition_code.sh:210 create_partitions
  Trace 8: /usr/share/rear/lib/layout-functions.sh:328 get_partition_number
  Trace 9: /usr/share/rear/lib/_input-output-functions.sh:132 StopIfError
  Message: Partition number '' of partition  is not a valid number.