Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> f38613bf0b631a2638e8ef57ed2a9cd3dbeafd8f8c5df07f3f488c88d403b4b5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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