Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> edee056f91bc57c1cb126b7c57f0f2ae9fa5b2d730795bb7d5e2f0f73a05a293:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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