Flow price: --
b28e3952af6a0f74a53d5b2265e44e67ac5ac1d4eb4144dbd1b32d14f52f7005

Transaction

Hash: b28e3952af6a0f74a53d5b2265e44e67ac5ac1d4eb4144dbd1b32d14f52f7005
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:
  --> b28e3952af6a0f74a53d5b2265e44e67ac5ac1d4eb4144dbd1b32d14f52f7005:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b28e3952af6a0f74a53d5b2265e44e67ac5ac1d4eb4144dbd1b32d14f52f7005
Status:
ERROR
Block height:
40689821
Block id:
a869936205703558ef9e7fd07e262c30af79a48dbb88d87a112c974a48c470b0
Timestamp:
Friday 11 November 2022 at 07:50:54 UTC
()
Proposer:
Authorizers:
Gas used:
25