Error 0x8004251E

Value: -2147212002 | 0x8004251E | 2147755294

What does it mean ?

VDS_E_CANNOT_SHRINK  
The volume cannot be shrunk because the file system does not support it.
Value: 9502 | 0x251E | 0b0010010100011110

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

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