Error 0x80280020

Value: -2144862176 | 0x80280020 | 2150105120

What does it mean ?

TPM_E_ENCRYPT_ERROR  
The encryption process had a problem.
Value: 32 | 0x0020 | 0b0000000000100000

Where does it come from ?

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

Other Errors for FACILITY_INK