Flow price: --
0389dc96e7a06562d39a0c060552f23b5f53809a9fd869c42f197000a1cecd70

Transaction

Hash: 0389dc96e7a06562d39a0c060552f23b5f53809a9fd869c42f197000a1cecd70
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0389dc96e7a06562d39a0c060552f23b5f53809a9fd869c42f197000a1cecd70:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0389dc96e7a06562d39a0c060552f23b5f53809a9fd869c42f197000a1cecd70
Status:
ERROR
Block height:
39849840
Block id:
af09b4a360c6027cc5d8f96bcc731cc6aa9a3c6014f62ab8d902747dffb1b33c
Timestamp:
Friday 28 October 2022 at 05:41:31 UTC
()
Proposer:
Authorizers:
Gas used:
47