Flow price: --
74a0745cb82b242c098c9484a92920ee024216e589aa5711d76bf0b4f55f0bd1

Transaction

Hash: 74a0745cb82b242c098c9484a92920ee024216e589aa5711d76bf0b4f55f0bd1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 74a0745cb82b242c098c9484a92920ee024216e589aa5711d76bf0b4f55f0bd1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
74a0745cb82b242c098c9484a92920ee024216e589aa5711d76bf0b4f55f0bd1
Status:
ERROR
Block height:
40029819
Block id:
a5225dfd1797feba204c62952a43214631e463099c2a4e40210944df33599036
Timestamp:
Monday 31 October 2022 at 05:39:00 UTC
()
Proposer:
Authorizers:
Gas used:
50