Flow price: --
f9f8c5948971824883d30b085d55bbc787430bd1a658be37469b1d50cfd9d4d4

Transaction

Hash: f9f8c5948971824883d30b085d55bbc787430bd1a658be37469b1d50cfd9d4d4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f9f8c5948971824883d30b085d55bbc787430bd1a658be37469b1d50cfd9d4d4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f9f8c5948971824883d30b085d55bbc787430bd1a658be37469b1d50cfd9d4d4
Status:
ERROR
Block height:
40039355
Block id:
057b4258df02e1c89e5bf07fadeb1eb586c570e49d77f582931c00a5a752a406
Timestamp:
Monday 31 October 2022 at 09:28:18 UTC
()
Proposer:
Authorizers:
Gas used:
49