Flow price: --
980fbe66f614f1357913d026fc97d2947d51a5d6ed89c39f4a90ed8c1a8eb2b7

Transaction

Hash: 980fbe66f614f1357913d026fc97d2947d51a5d6ed89c39f4a90ed8c1a8eb2b7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 980fbe66f614f1357913d026fc97d2947d51a5d6ed89c39f4a90ed8c1a8eb2b7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
980fbe66f614f1357913d026fc97d2947d51a5d6ed89c39f4a90ed8c1a8eb2b7
Status:
ERROR
Block height:
39869071
Block id:
173b75be7b086e9fc865c28c1a2f04404c8e92abeafcb7d0bd5b9f6b6e460a2f
Timestamp:
Friday 28 October 2022 at 13:27:27 UTC
()
Proposer:
Authorizers:
Gas used:
50