Flow price: --
72c4ef159f98b1ea9abc9af3cbb98a46cd3653f182466e2743fe21861a68b37c

Transaction

Hash: 72c4ef159f98b1ea9abc9af3cbb98a46cd3653f182466e2743fe21861a68b37c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 72c4ef159f98b1ea9abc9af3cbb98a46cd3653f182466e2743fe21861a68b37c: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:
72c4ef159f98b1ea9abc9af3cbb98a46cd3653f182466e2743fe21861a68b37c
Status:
ERROR
Block height:
39817464
Block id:
9046861bc0c452eaec6989e9e8405aee3ff8646d370ea5d9f85cf37be03816b7
Timestamp:
Thursday 27 October 2022 at 16:38:18 UTC
()
Proposer:
Authorizers:
Gas used:
47