Error 0x8051004F

Value: -2142175153 | 0x8051004F | 2152792143

What does it mean ?

OPC_E_UNSUPPORTED_PACKAGE  
The OPC allows certain aspects of a package, such as the number of pieces used to compose a part, to grow without bounds. For practical purposes, however, the Packaging API limits the possible number of pieces to an unsigned DWORD.
Value: 79 | 0x004F | 0b0000000001001111

Where does it come from ?

FACILITY_OPC  
Open Connectivity Service (Package Consumption)
Value: 81 | 0x051 | 0b01010001

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