Flow price: --
f8aabe63b7f386612c0e197542d579928daf5ef1b16cbbeebe96b3d002e6b1b7

Transaction

Hash: f8aabe63b7f386612c0e197542d579928daf5ef1b16cbbeebe96b3d002e6b1b7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f8aabe63b7f386612c0e197542d579928daf5ef1b16cbbeebe96b3d002e6b1b7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f8aabe63b7f386612c0e197542d579928daf5ef1b16cbbeebe96b3d002e6b1b7
Status:
ERROR
Block height:
39967899
Block id:
3093809198d9da7525cdf7b3975961d7187df1d2af9526b8eaa7ff5c6a2ed7db
Timestamp:
Sunday 30 October 2022 at 04:54:47 UTC
()
Proposer:
Authorizers:
Gas used:
48