IO_WARNING_DUPLICATE_SIGNATURE, 0x8004003A
(MS WDK >> Windows Driver Kit 8.1 (WDK 8.100.26638))

Name
IO_WARNING_DUPLICATE_SIGNATURE
Value
-2147221446 signed int
2147745850 unsigned int
0x8004003A heximal value
Type
Windows kernel mode error code (more)
C/C++ Type
NTSTATUS
Defined at
\Include\shared\ntiologc.h, line 256 (Windows Driver Kit 8.1 (WDK 8.100.26638))
Definition 
#define IO_WARNING_DUPLICATE_SIGNATURE   ((NTSTATUS)0x8004003AL)
Line comments 
MessageId: IO_WARNING_DUPLICATE_SIGNATURE

MessageText:

The disk signature of disk %2 is equal to the disk signature of disk %3.
Also used in
Windows Driver Kit 7.1.0 (WDK 7600.16385.1), Windows Driver Kit 7.0.0 (WDK 7600.16385.0), Windows Driver Kit – Server 2008 Release SP1 (WDK 6001.18002), Windows Driver Kit for Windows Vista (WDK 6000), Windows XP SP1 Driver Development Kit (DDK 2600.1106)
Type description
NTSTATUS is 32-bit number, which holds Windows kernel mode error codes or status codes
 

Neighbor error codes

 

See also libs