Volume Shadow Copy Error: VSS spent more than %1 seconds trying to open and flush all the volumes in the shadow- copy set. ...

Volume Shadow Copy Error: VSS spent more than %1 seconds trying to open and flush all the volumes in the shadow-
copy set.  This caused volume %2 to timeout waiting for the hold-writes phase of shadow-copy creation.  Trying again when
disk activity is lower may solve this problem.
%3