Flow price: --
adb61bad12688ca44f133b9582479a6c7fecc4695a6af11a055f5f2109d8e140

Transaction

Hash: adb61bad12688ca44f133b9582479a6c7fecc4695a6af11a055f5f2109d8e140
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> adb61bad12688ca44f133b9582479a6c7fecc4695a6af11a055f5f2109d8e140:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
adb61bad12688ca44f133b9582479a6c7fecc4695a6af11a055f5f2109d8e140
Status:
ERROR
Block height:
40113624
Block id:
a9fd36159a9ab52d9bdb4d2eb0d70355ac96af95ec3cfe2e80a5f9255c9031c1
Timestamp:
Tuesday 1 November 2022 at 15:25:41 UTC
()
Proposer:
Authorizers:
Gas used:
47