Error 0xC038003D

Value: -1070071747 | 0xC038003D | 3224895549

What does it mean ?

ERROR_VOLMGR_PLEX_REGENERATING  
The specified plex is currently regenerating.
Value: 61 | 0x003D | 0b0000000000111101

Where does it come from ?

FACILITY_USERMODE_VOLMGR  
User mode volume manager
Value: 56 | 0x038 | 0b00111000

Other Errors for FACILITY_USERMODE_VOLMGR