Error 0x80820002

Value: -2138963966 | 0x80820002 | 2156003330

What does it mean ?

ERROR_VOLSNAP_ACTIVATION_TIMEOUT  
Activation of persistent snapshots on this volume took longer than was allowed.
Value: 2 | 0x0002 | 0b0000000000000010

Where does it come from ?

FACILITY_USERMODE_VOLSNAP  
Volume Shadow Copy
Value: 130 | 0x082 | 0b10000010

Other Errors for FACILITY_USERMODE_VOLSNAP