Flow price: --
940ae70b2c87fea1837a40ead6d356c337ac2ed6e295e353d3baa9a3be844c90

Transaction

Hash: 940ae70b2c87fea1837a40ead6d356c337ac2ed6e295e353d3baa9a3be844c90
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 940ae70b2c87fea1837a40ead6d356c337ac2ed6e295e353d3baa9a3be844c90:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
940ae70b2c87fea1837a40ead6d356c337ac2ed6e295e353d3baa9a3be844c90
Status:
ERROR
Block height:
40056814
Block id:
34f6344149869bc415d0efb52db491a9cde964b1ecb1f129ad6c9c780047b282
Timestamp:
Monday 31 October 2022 at 16:32:08 UTC
()
Proposer:
Authorizers:
Gas used:
49