Error 0x80004016

Value: -2147467242 | 0x80004016 | 2147500054

What does it mean ?

CO_E_OLE1DDE_DISABLED  
Use of Ole1 services requiring DDE windows is disabled
Value: 16406 | 0x4016 | 0b0100000000010110

Where does it come from ?

FACILITY_NULL  
The default facility code
Value: 0 | 0x000 | 0b00000000

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Other Errors for FACILITY_NULL