Flow price: --
58a9842be93c6b27086dea61c17fda1346dcb05be55295d5783d32f2b2ec1595

Transaction

Hash: 58a9842be93c6b27086dea61c17fda1346dcb05be55295d5783d32f2b2ec1595
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 58a9842be93c6b27086dea61c17fda1346dcb05be55295d5783d32f2b2ec1595:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
58a9842be93c6b27086dea61c17fda1346dcb05be55295d5783d32f2b2ec1595
Status:
ERROR
Block height:
40065404
Block id:
b32ff67928285bc0800bfd9b3f109426eecfe072590e37ff64eb3da06f4f2263
Timestamp:
Monday 31 October 2022 at 20:00:22 UTC
()
Proposer:
Authorizers:
Gas used:
49