Flow price: --
a9161f7b268638da5c886ff51a17d7f9ccf7a20286a95404c53a1ced75450340

Transaction

Hash: a9161f7b268638da5c886ff51a17d7f9ccf7a20286a95404c53a1ced75450340
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:
  --> a9161f7b268638da5c886ff51a17d7f9ccf7a20286a95404c53a1ced75450340:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a9161f7b268638da5c886ff51a17d7f9ccf7a20286a95404c53a1ced75450340
Status:
ERROR
Block height:
40669295
Block id:
12337f3ea407176fc520e7bc8e885fe8e5a4e4742bdc156314004b8b010a5f63
Timestamp:
Thursday 10 November 2022 at 23:28:57 UTC
()
Proposer:
Authorizers:
Gas used:
23