Flow price: --
567aee8a2ba4bd2f8206d2e036e14825b1d528c9c2ac2c6a10860be25f968ecd

Transaction

Hash: 567aee8a2ba4bd2f8206d2e036e14825b1d528c9c2ac2c6a10860be25f968ecd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 567aee8a2ba4bd2f8206d2e036e14825b1d528c9c2ac2c6a10860be25f968ecd: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:
567aee8a2ba4bd2f8206d2e036e14825b1d528c9c2ac2c6a10860be25f968ecd
Status:
ERROR
Block height:
39874169
Block id:
86ece050faec4dd8f3f3fab2c047fa7e901b3bad90dedd0a8058183ed3ed0a24
Timestamp:
Friday 28 October 2022 at 15:29:58 UTC
()
Proposer:
Authorizers:
Gas used:
49