Flow price: --
28098fb057594977336a7718388554d3bf405bbb4de4c27d09b9a8cd7687addd

Transaction

Hash: 28098fb057594977336a7718388554d3bf405bbb4de4c27d09b9a8cd7687addd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 28098fb057594977336a7718388554d3bf405bbb4de4c27d09b9a8cd7687addd:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
28098fb057594977336a7718388554d3bf405bbb4de4c27d09b9a8cd7687addd
Status:
ERROR
Block height:
40132926
Block id:
52b0aa8fd0b24d40dd0f86edaa02e1e53be259f4db8a6c7c09d148c49043281f
Timestamp:
Tuesday 1 November 2022 at 23:18:45 UTC
()
Proposer:
Authorizers:
Gas used:
49