Flow price: --
c82900737a8983b87baa420f5d9c5017b350704c96d149e107bdcaec67b06302

Transaction

Hash: c82900737a8983b87baa420f5d9c5017b350704c96d149e107bdcaec67b06302
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:
  --> c82900737a8983b87baa420f5d9c5017b350704c96d149e107bdcaec67b06302:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
c82900737a8983b87baa420f5d9c5017b350704c96d149e107bdcaec67b06302
Status:
ERROR
Block height:
40631420
Block id:
428ba3ae61b993ce0f6281a9d6d4e1da7ea36f4c899726b675f55335e751265c
Timestamp:
Thursday 10 November 2022 at 08:03:50 UTC
()
Proposer:
Authorizers:
Gas used:
42