Flow price: --
b9b219051b51609c0456e7453c20089b3e8a05061966a3168d1b2a6fb1d9f6f9

Transaction

Hash: b9b219051b51609c0456e7453c20089b3e8a05061966a3168d1b2a6fb1d9f6f9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> b9b219051b51609c0456e7453c20089b3e8a05061966a3168d1b2a6fb1d9f6f9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
b9b219051b51609c0456e7453c20089b3e8a05061966a3168d1b2a6fb1d9f6f9
Status:
ERROR
Block height:
40652611
Block id:
1562d55638d34d112f5b80a69942b7f69fa6d6e4504c206ca88a7b0c07093172
Timestamp:
Thursday 10 November 2022 at 16:43:03 UTC
()
Proposer:
Authorizers:
Gas used:
23