Flow price: --
cc9c12aa7a30d593386e288b89ec12034213fb9530bcdcbd78500f582bce7212

Transaction

Hash: cc9c12aa7a30d593386e288b89ec12034213fb9530bcdcbd78500f582bce7212
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cc9c12aa7a30d593386e288b89ec12034213fb9530bcdcbd78500f582bce7212:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cc9c12aa7a30d593386e288b89ec12034213fb9530bcdcbd78500f582bce7212
Status:
ERROR
Block height:
40111806
Block id:
cecc1684e6f52b3e912453ca581ddb146c552aa1b77060a3d534c7d70431fb94
Timestamp:
Tuesday 1 November 2022 at 14:41:49 UTC
()
Proposer:
Authorizers:
Gas used:
47