Flow price: --
bc17a0673f6bb15d1c4a671fe5b94e295cdf8ca94ae4b7dfa9e43e9439b3376d

Transaction

Hash: bc17a0673f6bb15d1c4a671fe5b94e295cdf8ca94ae4b7dfa9e43e9439b3376d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bc17a0673f6bb15d1c4a671fe5b94e295cdf8ca94ae4b7dfa9e43e9439b3376d: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:
bc17a0673f6bb15d1c4a671fe5b94e295cdf8ca94ae4b7dfa9e43e9439b3376d
Status:
ERROR
Block height:
39847978
Block id:
171e32fb42de2b8e6f55279e38af1b30a0977bc1eb9db10e27bd8b573ee4326a
Timestamp:
Friday 28 October 2022 at 04:56:43 UTC
()
Proposer:
Authorizers:
Gas used:
49