Error 0x80280012

Value: -2144862190 | 0x80280012 | 2150105106

What does it mean ?

TPM_E_NOSRK  
There is no Storage Root Key (SRK) set.
Value: 18 | 0x0012 | 0b0000000000010010

Where does it come from ?

FACILITY_INK  
Microsoft Tablet PC
Value: 40 | 0x028 | 0b00101000

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