Flow price: --
4400101a016026b3b03e5125c3b4467b9eb27575a653846a5b48c012ac4841c5

Transaction

Hash: 4400101a016026b3b03e5125c3b4467b9eb27575a653846a5b48c012ac4841c5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4400101a016026b3b03e5125c3b4467b9eb27575a653846a5b48c012ac4841c5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4400101a016026b3b03e5125c3b4467b9eb27575a653846a5b48c012ac4841c5
Status:
ERROR
Block height:
40039097
Block id:
3d6110a466c72683e0772b27de5031681f4d0578a1793d88411b5365cee60204
Timestamp:
Monday 31 October 2022 at 09:22:03 UTC
()
Proposer:
Authorizers:
Gas used:
46