Flow price: --
d43eafa06ff9778414d88b623917bfe554b6b64727eefaa72e39180b46c0e35e

Transaction

Hash: d43eafa06ff9778414d88b623917bfe554b6b64727eefaa72e39180b46c0e35e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d43eafa06ff9778414d88b623917bfe554b6b64727eefaa72e39180b46c0e35e: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:
d43eafa06ff9778414d88b623917bfe554b6b64727eefaa72e39180b46c0e35e
Status:
ERROR
Block height:
39857963
Block id:
c75786a41a1fbe05478e34f9a4a215ac072b0a198ae149c1edb078b68030732a
Timestamp:
Friday 28 October 2022 at 08:59:53 UTC
()
Proposer:
Authorizers:
Gas used:
48