Flow price: --
1558da368ae292efe161de4a2a0834518a275a4f994d6b3df9746f48e73d99f0

Transaction

Hash: 1558da368ae292efe161de4a2a0834518a275a4f994d6b3df9746f48e73d99f0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1558da368ae292efe161de4a2a0834518a275a4f994d6b3df9746f48e73d99f0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1558da368ae292efe161de4a2a0834518a275a4f994d6b3df9746f48e73d99f0
Status:
ERROR
Block height:
40032019
Block id:
3901a03a213bb1430cdb711a86776b2bebd08c81711083ca8faadc4181c2b509
Timestamp:
Monday 31 October 2022 at 06:32:08 UTC
()
Proposer:
Authorizers:
Gas used:
46