Flow price: --
5ed0302873876496f75cdf28d87d50af9986caedc313e618a1cb8c048dfcd947

Transaction

Hash: 5ed0302873876496f75cdf28d87d50af9986caedc313e618a1cb8c048dfcd947
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5ed0302873876496f75cdf28d87d50af9986caedc313e618a1cb8c048dfcd947:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5ed0302873876496f75cdf28d87d50af9986caedc313e618a1cb8c048dfcd947
Status:
ERROR
Block height:
39981717
Block id:
9006d0a1d580ce98f9eff0d955a36a5de53672880fd85c803c611276fd15a895
Timestamp:
Sunday 30 October 2022 at 10:26:23 UTC
()
Proposer:
Authorizers:
Gas used:
46