Flow price: --
b217192c825952ad8634d8d6fe9f90b98a63dbe121ccc6adff42f9ad4e9146e5

Transaction

Hash: b217192c825952ad8634d8d6fe9f90b98a63dbe121ccc6adff42f9ad4e9146e5
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:
  --> b217192c825952ad8634d8d6fe9f90b98a63dbe121ccc6adff42f9ad4e9146e5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b217192c825952ad8634d8d6fe9f90b98a63dbe121ccc6adff42f9ad4e9146e5
Status:
ERROR
Block height:
40459211
Block id:
0bea23f74ecedf49b09d2a704767c4ef214b0ffa6bbbce32b9fd2bd5a3cc6cff
Timestamp:
Monday 7 November 2022 at 10:40:02 UTC
()
Proposer:
Authorizers:
Gas used:
23