Flow price: --
24f022728ecda21cc73baf759cde6ebafe3160ab812c034115308de66c8dcfc6

Transaction

Hash: 24f022728ecda21cc73baf759cde6ebafe3160ab812c034115308de66c8dcfc6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 24f022728ecda21cc73baf759cde6ebafe3160ab812c034115308de66c8dcfc6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
24f022728ecda21cc73baf759cde6ebafe3160ab812c034115308de66c8dcfc6
Status:
ERROR
Block height:
40047643
Block id:
f512db76eb70c78943d47411b24720793116bee430c03a618bda0533a93fd983
Timestamp:
Monday 31 October 2022 at 12:49:05 UTC
()
Proposer:
Authorizers:
Gas used:
47