Flow price: --
b0450233da78111d58a55f89e14fa57dd499c47a09fbb0037a42a64f1e995a44

Transaction

Hash: b0450233da78111d58a55f89e14fa57dd499c47a09fbb0037a42a64f1e995a44
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b0450233da78111d58a55f89e14fa57dd499c47a09fbb0037a42a64f1e995a44:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b0450233da78111d58a55f89e14fa57dd499c47a09fbb0037a42a64f1e995a44
Status:
ERROR
Block height:
39982373
Block id:
0d9b2286802c6ca9dde977c13f553ac33e9608c760818c6a5415056d046d2d29
Timestamp:
Sunday 30 October 2022 at 10:42:01 UTC
()
Proposer:
Authorizers:
Gas used:
49