Flow price: --
3898887b8e20528a70c8f8f22d7e9662afe884e17075d865663c6b1472edf7c5

Transaction

Hash: 3898887b8e20528a70c8f8f22d7e9662afe884e17075d865663c6b1472edf7c5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 3898887b8e20528a70c8f8f22d7e9662afe884e17075d865663c6b1472edf7c5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
3898887b8e20528a70c8f8f22d7e9662afe884e17075d865663c6b1472edf7c5
Status:
ERROR
Block height:
40650889
Block id:
3488154131b493e21f476e0809aa117516473b611540918ca4d7fe93a39e5ef5
Timestamp:
Thursday 10 November 2022 at 16:01:09 UTC
()
Proposer:
Authorizers:
Gas used:
23