Flow price: --
78a867f971a07fa7778ec5d66ef9bac89e0c75d8f87c6a7b6f2ac50f757b5fa5

Transaction

Hash: 78a867f971a07fa7778ec5d66ef9bac89e0c75d8f87c6a7b6f2ac50f757b5fa5
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:
  --> 78a867f971a07fa7778ec5d66ef9bac89e0c75d8f87c6a7b6f2ac50f757b5fa5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
78a867f971a07fa7778ec5d66ef9bac89e0c75d8f87c6a7b6f2ac50f757b5fa5
Status:
ERROR
Block height:
41313009
Block id:
a0a4c4e7065eafa8ad4b9bff29ef0fd71235349d0a2f2c0202c1589dbac4468b
Timestamp:
Monday 21 November 2022 at 13:10:18 UTC
()
Proposer:
Authorizers:
Gas used:
23