Flow price: --
f0c7a816cb65b0ee95e9b66e8f28fbd8f045fd00438f67b2a022a90d71d08b0b

Transaction

Hash: f0c7a816cb65b0ee95e9b66e8f28fbd8f045fd00438f67b2a022a90d71d08b0b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f0c7a816cb65b0ee95e9b66e8f28fbd8f045fd00438f67b2a022a90d71d08b0b: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:
f0c7a816cb65b0ee95e9b66e8f28fbd8f045fd00438f67b2a022a90d71d08b0b
Status:
ERROR
Block height:
39742440
Block id:
6a6878b90ace415bb4f617d2f384f277bae7cf140c5aa7a16e03cd39a1c439c3
Timestamp:
Wednesday 26 October 2022 at 10:24:09 UTC
()
Proposer:
Authorizers:
Gas used:
50