Flow price: --
accf0e933f6fdee7426899148444f7094d130e6d8102e68451b8d1e06dda4843

Transaction

Hash: accf0e933f6fdee7426899148444f7094d130e6d8102e68451b8d1e06dda4843
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> accf0e933f6fdee7426899148444f7094d130e6d8102e68451b8d1e06dda4843:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
accf0e933f6fdee7426899148444f7094d130e6d8102e68451b8d1e06dda4843
Status:
ERROR
Block height:
39737532
Block id:
04cf529105e34a320af64172f2a8219ab5fe144cb374a14dbb2adbed990d7648
Timestamp:
Wednesday 26 October 2022 at 08:25:11 UTC
()
Proposer:
Authorizers:
Gas used:
47