Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> a27a43f2308e74d1a1d30d7b3cdf90d93e3d97c1c75529c425f6d9c59435aeb1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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