Flow price: --
6a913c178a4aa1e75f8c0d66d82de2f03ba7a9b6496f2c100afbcec8f6fc779f

Transaction

Hash: 6a913c178a4aa1e75f8c0d66d82de2f03ba7a9b6496f2c100afbcec8f6fc779f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6a913c178a4aa1e75f8c0d66d82de2f03ba7a9b6496f2c100afbcec8f6fc779f: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:
6a913c178a4aa1e75f8c0d66d82de2f03ba7a9b6496f2c100afbcec8f6fc779f
Status:
ERROR
Block height:
40024763
Block id:
7a645c151fdb533893dd76335812425737d63e350f54c96a6444b1d513788ad7
Timestamp:
Monday 31 October 2022 at 03:36:13 UTC
()
Proposer:
Authorizers:
Gas used:
50