Flow price: --
a9b39c3c6e69e90468ec31bac16e5bb2882af171a81f5048f87ceac5baa311b3

Transaction

Hash: a9b39c3c6e69e90468ec31bac16e5bb2882af171a81f5048f87ceac5baa311b3
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:
  --> a9b39c3c6e69e90468ec31bac16e5bb2882af171a81f5048f87ceac5baa311b3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a9b39c3c6e69e90468ec31bac16e5bb2882af171a81f5048f87ceac5baa311b3
Status:
ERROR
Block height:
40287124
Block id:
3aa8e8d3e3fff8216244ff050831f8e08e03b7c8f03db8290546c429c7a6e3d9
Timestamp:
Friday 4 November 2022 at 13:21:05 UTC
()
Proposer:
Authorizers:
Gas used:
24