Flow price: --
864eb4b822cb2d1c36ba97b93a8c673cd42b2dd8d0dcfe3becbaab05616de819

Transaction

Hash: 864eb4b822cb2d1c36ba97b93a8c673cd42b2dd8d0dcfe3becbaab05616de819
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:
  --> 864eb4b822cb2d1c36ba97b93a8c673cd42b2dd8d0dcfe3becbaab05616de819:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
864eb4b822cb2d1c36ba97b93a8c673cd42b2dd8d0dcfe3becbaab05616de819
Status:
ERROR
Block height:
40485112
Block id:
2e10c7658bb0f6102a538b867672dae7a876a1f62e80d21eb987692ebb38a916
Timestamp:
Monday 7 November 2022 at 21:12:23 UTC
()
Proposer:
Authorizers:
Gas used:
21