Flow price: --
d920e0753d2ae057b9916c21830721f765553b92a7eda12f52000929c9cc55c6

Transaction

Hash: d920e0753d2ae057b9916c21830721f765553b92a7eda12f52000929c9cc55c6
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:
  --> d920e0753d2ae057b9916c21830721f765553b92a7eda12f52000929c9cc55c6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
d920e0753d2ae057b9916c21830721f765553b92a7eda12f52000929c9cc55c6
Status:
ERROR
Block height:
40199985
Block id:
e46e3003b4c72b0f303d4378a5282ace77c00a7d2610002c6d9b155ca359c965
Timestamp:
Thursday 3 November 2022 at 03:40:45 UTC
()
Proposer:
Authorizers:
Gas used:
21