Flow price: --
3eda1b3219455e9de09afdc5b4c440cf946cfb1c5c9f34327fe40282f794e617

Transaction

Hash: 3eda1b3219455e9de09afdc5b4c440cf946cfb1c5c9f34327fe40282f794e617
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3eda1b3219455e9de09afdc5b4c440cf946cfb1c5c9f34327fe40282f794e617:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3eda1b3219455e9de09afdc5b4c440cf946cfb1c5c9f34327fe40282f794e617
Status:
ERROR
Block height:
39734412
Block id:
b978558467ff6099440c6944ecfd3410b8329e1d7550ac8e38e01b2169a0fa37
Timestamp:
Wednesday 26 October 2022 at 07:10:18 UTC
()
Proposer:
Authorizers:
Gas used:
46