Flow price: --
4259173362f568c6161803b90edd93a80a00aff4a869c607d8e7198ca91e6a95

Transaction

Hash: 4259173362f568c6161803b90edd93a80a00aff4a869c607d8e7198ca91e6a95
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4259173362f568c6161803b90edd93a80a00aff4a869c607d8e7198ca91e6a95:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4259173362f568c6161803b90edd93a80a00aff4a869c607d8e7198ca91e6a95
Status:
ERROR
Block height:
40022680
Block id:
a9ae2a4f1265dad4215f8e73fe613bdde7222494b03a09d828c208590d285c21
Timestamp:
Monday 31 October 2022 at 02:46:17 UTC
()
Proposer:
Authorizers:
Gas used:
50