Flow price: --
b522bf6d88dd93b606ebff9b959486fb8f4ea8a9ad786675ebadadd969b07eb8

Transaction

Hash: b522bf6d88dd93b606ebff9b959486fb8f4ea8a9ad786675ebadadd969b07eb8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b522bf6d88dd93b606ebff9b959486fb8f4ea8a9ad786675ebadadd969b07eb8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b522bf6d88dd93b606ebff9b959486fb8f4ea8a9ad786675ebadadd969b07eb8
Status:
ERROR
Block height:
39933083
Block id:
9d1b6e2ec03b88eedf544f7ba5316844a0da65b74498e7b9f8df0c5fa540706c
Timestamp:
Saturday 29 October 2022 at 15:04:26 UTC
()
Proposer:
Authorizers:
Gas used:
46