Flow price: --
3d8de30bf040b1145bd68e6537e4c810d225854379c5453af2587aeaa7eedb6e

Transaction

Hash: 3d8de30bf040b1145bd68e6537e4c810d225854379c5453af2587aeaa7eedb6e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3d8de30bf040b1145bd68e6537e4c810d225854379c5453af2587aeaa7eedb6e: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:
3d8de30bf040b1145bd68e6537e4c810d225854379c5453af2587aeaa7eedb6e
Status:
ERROR
Block height:
39935876
Block id:
fd22be83339e638306b5fc7361171e839419079a31088b3ad31438ce58ad850c
Timestamp:
Saturday 29 October 2022 at 16:12:27 UTC
()
Proposer:
Authorizers:
Gas used:
52