Error 0x80042529

Value: -2147211991 | 0x80042529 | 2147755305

What does it mean ?

VDS_E_VOLUME_DISK_COUNT_MAX_EXCEEDED  
The disk count for the volume exceeds the maximum.
Value: 9513 | 0x2529 | 0b0010010100101001

Where does it come from ?

FACILITY_ITF  
COM/OLE Interface management. FACILITY_ITF is designated for user-defined error codes returned from interface methods
Value: 4 | 0x004 | 0b00000100

Other Errors for FACILITY_ITF