Flow price: --
6b09c48a49a44fd30659ff40dd83d6a8c79e36825e86073fc9b93193c85cd382

Transaction

Hash: 6b09c48a49a44fd30659ff40dd83d6a8c79e36825e86073fc9b93193c85cd382
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6b09c48a49a44fd30659ff40dd83d6a8c79e36825e86073fc9b93193c85cd382:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6b09c48a49a44fd30659ff40dd83d6a8c79e36825e86073fc9b93193c85cd382
Status:
ERROR
Block height:
39981261
Block id:
b1e5fb554fab55a4a613eb856d5acaf9b8baee60613df9e82c0a9ab36b1cfb69
Timestamp:
Sunday 30 October 2022 at 10:15:28 UTC
()
Proposer:
Authorizers:
Gas used:
46