Flow price: --
a524cf9354d28851485db3c3446e66c8b6e1f786623c6e5d23f5a0b504a0a524

Transaction

Hash: a524cf9354d28851485db3c3446e66c8b6e1f786623c6e5d23f5a0b504a0a524
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:
  --> a524cf9354d28851485db3c3446e66c8b6e1f786623c6e5d23f5a0b504a0a524:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a524cf9354d28851485db3c3446e66c8b6e1f786623c6e5d23f5a0b504a0a524
Status:
ERROR
Block height:
40525762
Block id:
801ae0ce3f5b13df833ab30a544717ea6010b6153677c55a0d9ebb041709198e
Timestamp:
Tuesday 8 November 2022 at 13:30:06 UTC
()
Proposer:
Authorizers:
Gas used:
22