Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3646cb5e41bd5a5a85390e9d3c61e2cd8b887c8ef852bf7314ee9839492b9daf:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34