Flow price: --
d0d55e20fd4cf0fc42908f8631b816b15ac2329ddaad1b8171efc68bbffa3f55

Transaction

Hash: d0d55e20fd4cf0fc42908f8631b816b15ac2329ddaad1b8171efc68bbffa3f55
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:
  --> d0d55e20fd4cf0fc42908f8631b816b15ac2329ddaad1b8171efc68bbffa3f55:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
d0d55e20fd4cf0fc42908f8631b816b15ac2329ddaad1b8171efc68bbffa3f55
Status:
ERROR
Block height:
40230352
Block id:
61efd220fe4e64e076cb2eb0f784ad441d2af3c809a01678246d2a4d0256c30a
Timestamp:
Thursday 3 November 2022 at 15:23:51 UTC
()
Proposer:
Authorizers:
Gas used:
37