Flow price: --
814e2775eb4b4bd1311e99e8c66b01b84fe62a351d12d52f20c480f193b802eb

Transaction

Hash: 814e2775eb4b4bd1311e99e8c66b01b84fe62a351d12d52f20c480f193b802eb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 814e2775eb4b4bd1311e99e8c66b01b84fe62a351d12d52f20c480f193b802eb: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:
814e2775eb4b4bd1311e99e8c66b01b84fe62a351d12d52f20c480f193b802eb
Status:
ERROR
Block height:
40145446
Block id:
9dbc0213c1825075089ac1dffe437ec8481c53b86b58cf01379d6d850137b54e
Timestamp:
Wednesday 2 November 2022 at 04:22:52 UTC
()
Proposer:
Authorizers:
Gas used:
48