Flow price: --
b7f5bfcb3bea5bcb40ea3a9a361ef06cfe0ac1724ee8788774e5b99b1cf92fef

Transaction

Hash: b7f5bfcb3bea5bcb40ea3a9a361ef06cfe0ac1724ee8788774e5b99b1cf92fef
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b7f5bfcb3bea5bcb40ea3a9a361ef06cfe0ac1724ee8788774e5b99b1cf92fef: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:
b7f5bfcb3bea5bcb40ea3a9a361ef06cfe0ac1724ee8788774e5b99b1cf92fef
Status:
ERROR
Block height:
40098687
Block id:
6dbfe741cebdbb5655c4321c71fc247048747559dc8d7399cb34a26677518113
Timestamp:
Tuesday 1 November 2022 at 09:23:26 UTC
()
Proposer:
Authorizers:
Gas used:
47