Flow price: --
54eaaa4ed1c563bef3819b2929f249a573eb9b9046b40e15e260b9a34b98c786

Transaction

Hash: 54eaaa4ed1c563bef3819b2929f249a573eb9b9046b40e15e260b9a34b98c786
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 54eaaa4ed1c563bef3819b2929f249a573eb9b9046b40e15e260b9a34b98c786:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
54eaaa4ed1c563bef3819b2929f249a573eb9b9046b40e15e260b9a34b98c786
Status:
ERROR
Block height:
40122625
Block id:
7896780e03d954f93f4bf617924cf383d07f36e2b8c0b4f5c56c94bf29bd84b6
Timestamp:
Tuesday 1 November 2022 at 19:04:52 UTC
()
Proposer:
Authorizers:
Gas used:
49