Flow price: --
f377bef538501829699208ebae905f033d40b21f9b9222d7113d47e0eeaeca8c

Transaction

Hash: f377bef538501829699208ebae905f033d40b21f9b9222d7113d47e0eeaeca8c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f377bef538501829699208ebae905f033d40b21f9b9222d7113d47e0eeaeca8c: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:
f377bef538501829699208ebae905f033d40b21f9b9222d7113d47e0eeaeca8c
Status:
ERROR
Block height:
40022584
Block id:
26516f74fd2c5ce57e17d6fefeab80b52dfdd31ce1a123b2e795592b1a5c7a40
Timestamp:
Monday 31 October 2022 at 02:43:52 UTC
()
Proposer:
Authorizers:
Gas used:
46