Flow price: --
8c0a6c10545870bda58b5b3a573ec77f2aab8111d219ce56f97e56909f8632ef

Transaction

Hash: 8c0a6c10545870bda58b5b3a573ec77f2aab8111d219ce56f97e56909f8632ef
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8c0a6c10545870bda58b5b3a573ec77f2aab8111d219ce56f97e56909f8632ef: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:
8c0a6c10545870bda58b5b3a573ec77f2aab8111d219ce56f97e56909f8632ef
Status:
ERROR
Block height:
39887491
Block id:
2bc95546d1285fc48cd2e4974a85333b47e6f038886e5ca6e9221a3138d962a5
Timestamp:
Friday 28 October 2022 at 20:48:01 UTC
()
Proposer:
Authorizers:
Gas used:
47