Flow price: --
66bb7a0ab89a1f27e3fe51a13d95bc296d307fa66a0e723f7716c63cbd3bf8e6

Transaction

Hash: 66bb7a0ab89a1f27e3fe51a13d95bc296d307fa66a0e723f7716c63cbd3bf8e6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 66bb7a0ab89a1f27e3fe51a13d95bc296d307fa66a0e723f7716c63cbd3bf8e6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
66bb7a0ab89a1f27e3fe51a13d95bc296d307fa66a0e723f7716c63cbd3bf8e6
Status:
ERROR
Block height:
40056441
Block id:
158d826374a1a4168e0fe97c2e8f8293e3cd0a564f67a5f3e123f2405f8345ce
Timestamp:
Monday 31 October 2022 at 16:23:03 UTC
()
Proposer:
Authorizers:
Gas used:
47