ReclaiMe Storage Spaces Recovery is the only software to recover configuration of failed Storage Spaces. The tool works with all variations of storage that can be created in Storage Spaces:
mirror, three-way mirror, parity, and simple;
fixed or thinly provisioned spaces;
formatted to NTFS or ReFS;
created with Windows 8 or Windows Server 2012.
ReclaiMe Storage Spaces Recovery is capable of recovering pools and spaces of a failed Storage Spaces if:
you deal with a physical failure of one pool member drive in a mirror or parity space;
your space or entire pool became inaccessible due to "unrecognized configuration" or "inconsistent metadata" on some of the drives;
you deleted a space or entire pool.