Flow price: --
d9a148f27d5cb387173fa25cad65822ec25f323b7c5b978af70b8c0a4d9e8641

Transaction

Hash: d9a148f27d5cb387173fa25cad65822ec25f323b7c5b978af70b8c0a4d9e8641
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d9a148f27d5cb387173fa25cad65822ec25f323b7c5b978af70b8c0a4d9e8641:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d9a148f27d5cb387173fa25cad65822ec25f323b7c5b978af70b8c0a4d9e8641
Status:
ERROR
Block height:
39878554
Block id:
de973dcac1e0147bf04d63e9ff7997b4d7c3aedcb02ff34afdaf68fefc349505
Timestamp:
Friday 28 October 2022 at 17:14:38 UTC
()
Proposer:
Authorizers:
Gas used:
50