Flow price: --
c4e2aaedf503b64cca64cd6b0c2223dde137f2a08e3e8b149be8747e18742845

Transaction

Hash: c4e2aaedf503b64cca64cd6b0c2223dde137f2a08e3e8b149be8747e18742845
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:
  --> c4e2aaedf503b64cca64cd6b0c2223dde137f2a08e3e8b149be8747e18742845:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
c4e2aaedf503b64cca64cd6b0c2223dde137f2a08e3e8b149be8747e18742845
Status:
ERROR
Block height:
40668121
Block id:
bdd104e6827bc5bb2f52986308f0d74c0e45960addbc535df70eda7f0d56ce38
Timestamp:
Thursday 10 November 2022 at 23:00:33 UTC
()
Proposer:
Authorizers:
Gas used:
23