Flow price: --
b5d63e78cff5988a983e4b20657dbae749f8f950a71c4a453a09b6b98e878c5d

Transaction

Hash: b5d63e78cff5988a983e4b20657dbae749f8f950a71c4a453a09b6b98e878c5d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b5d63e78cff5988a983e4b20657dbae749f8f950a71c4a453a09b6b98e878c5d: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:
b5d63e78cff5988a983e4b20657dbae749f8f950a71c4a453a09b6b98e878c5d
Status:
ERROR
Block height:
40162981
Block id:
90acc0502de3345b557f768558f67daf653bc9e3737a5e5ea94432b8942b6c29
Timestamp:
Wednesday 2 November 2022 at 11:31:01 UTC
()
Proposer:
Authorizers:
Gas used:
50