Flow price: --
c5ed8a49bf6a2aeaf05d1ebc81c39e8f8077ba04c3048de7f4d7ec63be4eb6e9

Transaction

Hash: c5ed8a49bf6a2aeaf05d1ebc81c39e8f8077ba04c3048de7f4d7ec63be4eb6e9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c5ed8a49bf6a2aeaf05d1ebc81c39e8f8077ba04c3048de7f4d7ec63be4eb6e9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c5ed8a49bf6a2aeaf05d1ebc81c39e8f8077ba04c3048de7f4d7ec63be4eb6e9
Status:
ERROR
Block height:
39934029
Block id:
0e7fc8b86f51548b197e630c8d607dbc95a8d88c866421012b2727200b393cc1
Timestamp:
Saturday 29 October 2022 at 15:27:31 UTC
()
Proposer:
Authorizers:
Gas used:
48