Flow price: --
9979a0aa99a1435f64246d602553a0b59bb849f43d834a6d12bb8e121523c38d

Transaction

Hash: 9979a0aa99a1435f64246d602553a0b59bb849f43d834a6d12bb8e121523c38d
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:
  --> 9979a0aa99a1435f64246d602553a0b59bb849f43d834a6d12bb8e121523c38d: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:
9979a0aa99a1435f64246d602553a0b59bb849f43d834a6d12bb8e121523c38d
Status:
ERROR
Block height:
40702854
Block id:
9259d6f6c899eb9cd9393234204ed63c91e7b473d8a5dad4a85638c89db56daf
Timestamp:
Friday 11 November 2022 at 13:09:59 UTC
()
Proposer:
Authorizers:
Gas used:
23