Flow price: --
4ddc4365208a30738a86142ca641217140583e4444bab1dfd2c4f9ceae296590

Transaction

Hash: 4ddc4365208a30738a86142ca641217140583e4444bab1dfd2c4f9ceae296590
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4ddc4365208a30738a86142ca641217140583e4444bab1dfd2c4f9ceae296590:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4ddc4365208a30738a86142ca641217140583e4444bab1dfd2c4f9ceae296590
Status:
ERROR
Block height:
39869241
Block id:
c92c0f2befe05374d5ba910d2f67495c4987f45b273c5e313672028a65ba00ba
Timestamp:
Friday 28 October 2022 at 13:31:26 UTC
()
Proposer:
Authorizers:
Gas used:
46