Flow price: --
498cd6d109e903d5d1b7200a7e9eb0fae973433638fcaba3a61c3ff1a9c111c9

Transaction

Hash: 498cd6d109e903d5d1b7200a7e9eb0fae973433638fcaba3a61c3ff1a9c111c9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 498cd6d109e903d5d1b7200a7e9eb0fae973433638fcaba3a61c3ff1a9c111c9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
498cd6d109e903d5d1b7200a7e9eb0fae973433638fcaba3a61c3ff1a9c111c9
Status:
ERROR
Block height:
39742340
Block id:
2d81543a64ddaae8976ac381b7ac709652b30a52ad24d2cc4c3be353bdca9d78
Timestamp:
Wednesday 26 October 2022 at 10:21:47 UTC
()
Proposer:
Authorizers:
Gas used:
50