Flow price: --
7c63c5e1bb7d29d92469d00e9b37115f1fb2e2d292fe5f2a3f5b31a4ede27e56

Transaction

Hash: 7c63c5e1bb7d29d92469d00e9b37115f1fb2e2d292fe5f2a3f5b31a4ede27e56
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7c63c5e1bb7d29d92469d00e9b37115f1fb2e2d292fe5f2a3f5b31a4ede27e56:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7c63c5e1bb7d29d92469d00e9b37115f1fb2e2d292fe5f2a3f5b31a4ede27e56
Status:
ERROR
Block height:
40112682
Block id:
b22b97859e582842f46f6d8066b896aff5c57f55173b5bed980c382124acc082
Timestamp:
Tuesday 1 November 2022 at 15:02:58 UTC
()
Proposer:
Authorizers:
Gas used:
49