Flow price: --
9f8d973f13f4c64467947cd7790c883e3a2ed02d9a6fc4e5085b984fbc284e90

Transaction

Hash: 9f8d973f13f4c64467947cd7790c883e3a2ed02d9a6fc4e5085b984fbc284e90
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9f8d973f13f4c64467947cd7790c883e3a2ed02d9a6fc4e5085b984fbc284e90:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9f8d973f13f4c64467947cd7790c883e3a2ed02d9a6fc4e5085b984fbc284e90
Status:
ERROR
Block height:
40160679
Block id:
4ba61206683585213631863190d2ccdd7530bd4500b1f0f1d802697763c055de
Timestamp:
Wednesday 2 November 2022 at 10:35:01 UTC
()
Proposer:
Authorizers:
Gas used:
47