Flow price: --
6620aea23ac1648edb6a3aad1ee8129ab9b95f290524b96e5a54cf2e45840c1c

Transaction

Hash: 6620aea23ac1648edb6a3aad1ee8129ab9b95f290524b96e5a54cf2e45840c1c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6620aea23ac1648edb6a3aad1ee8129ab9b95f290524b96e5a54cf2e45840c1c: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:
6620aea23ac1648edb6a3aad1ee8129ab9b95f290524b96e5a54cf2e45840c1c
Status:
ERROR
Block height:
39877980
Block id:
f536b0d75ee6a5c50702b9158ab4975cbb53fb6af8e6aaefa28e887c5f4463ed
Timestamp:
Friday 28 October 2022 at 17:00:54 UTC
()
Proposer:
Authorizers:
Gas used:
48