Flow price: --
d0ab99ca508b42975298c270e1d79515f2e44b6035c88289b68e83fbe3d19048

Transaction

Hash: d0ab99ca508b42975298c270e1d79515f2e44b6035c88289b68e83fbe3d19048
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:
  --> d0ab99ca508b42975298c270e1d79515f2e44b6035c88289b68e83fbe3d19048:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
d0ab99ca508b42975298c270e1d79515f2e44b6035c88289b68e83fbe3d19048
Status:
ERROR
Block height:
40208772
Block id:
39bb95ac157fa803f14b95d0919e463173ac6592d3d14253e67ee5aecebda52a
Timestamp:
Thursday 3 November 2022 at 07:05:55 UTC
()
Proposer:
Authorizers:
Gas used:
22