Flow price: --
ec7b304b3e6be8aed67d147de1b3c92a8e1b9fbfdf7f3ed75e0c63936d7663f0

Transaction

Hash: ec7b304b3e6be8aed67d147de1b3c92a8e1b9fbfdf7f3ed75e0c63936d7663f0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ec7b304b3e6be8aed67d147de1b3c92a8e1b9fbfdf7f3ed75e0c63936d7663f0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ec7b304b3e6be8aed67d147de1b3c92a8e1b9fbfdf7f3ed75e0c63936d7663f0
Status:
ERROR
Block height:
39735347
Block id:
23deba7cbd62087a9664ff160f4c109e2df56a3c4f950b4ee9caa7f60e33976a
Timestamp:
Wednesday 26 October 2022 at 07:32:53 UTC
()
Proposer:
Authorizers:
Gas used:
48