1912 The error is about clone or thin-clone volume corrupt.

Explanation

Medium error occurred on the source volume or a snapshot while attempting to maintain the snapshot or clone volume. It states that there is no enough space to track the data loss in the bad block database

User response

  1. Firstly fix all higher priority errors especially those which are indicating data loss/corruption.
  2. Run recovervdisk to acknowledge the data loss and then the volume will come back online.