Flow price: --
926e261364cb6f3f7266eb8b2ac04c2d85fefa22741215d4ada20fa3e05d8f18

Transaction

Hash: 926e261364cb6f3f7266eb8b2ac04c2d85fefa22741215d4ada20fa3e05d8f18
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:
  --> 926e261364cb6f3f7266eb8b2ac04c2d85fefa22741215d4ada20fa3e05d8f18:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
926e261364cb6f3f7266eb8b2ac04c2d85fefa22741215d4ada20fa3e05d8f18
Status:
ERROR
Block height:
40647982
Block id:
6353acece89740dffe0f68c5c169d6b8359b3fca0792ab34cdd1271c5ec337d2
Timestamp:
Thursday 10 November 2022 at 14:50:08 UTC
()
Proposer:
Authorizers:
Gas used:
38