Flow price: --
19fc76c22d5f9929272c457f45b5c106cf27c74a342d23eb0fde2f99cbea4e3c

Transaction

Hash: 19fc76c22d5f9929272c457f45b5c106cf27c74a342d23eb0fde2f99cbea4e3c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 19fc76c22d5f9929272c457f45b5c106cf27c74a342d23eb0fde2f99cbea4e3c: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:
19fc76c22d5f9929272c457f45b5c106cf27c74a342d23eb0fde2f99cbea4e3c
Status:
ERROR
Block height:
40125293
Block id:
8b5fe6fb71038f721e1f6aaf7ad1990e27a4862eccf24b32c3f59d1b7f0fc6f6
Timestamp:
Tuesday 1 November 2022 at 20:10:51 UTC
()
Proposer:
Authorizers:
Gas used:
49