Flow price: --
9c2eda285bc568cda47ad0112052dcdfa6156f9661dd471404aed29cbc158cd2

Transaction

Hash: 9c2eda285bc568cda47ad0112052dcdfa6156f9661dd471404aed29cbc158cd2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9c2eda285bc568cda47ad0112052dcdfa6156f9661dd471404aed29cbc158cd2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9c2eda285bc568cda47ad0112052dcdfa6156f9661dd471404aed29cbc158cd2
Status:
ERROR
Block height:
39913365
Block id:
722547b652c37abb8603dff1c0e669778b6696c9b850cac836dd31267b475de1
Timestamp:
Saturday 29 October 2022 at 07:07:07 UTC
()
Proposer:
Authorizers:
Gas used:
48