Flow price: --
4b8d9cde6c9df0f23a273fbfff131eb24a76acc56f3cd1a0bdf51c20d4e8e995

Transaction

Hash: 4b8d9cde6c9df0f23a273fbfff131eb24a76acc56f3cd1a0bdf51c20d4e8e995
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4b8d9cde6c9df0f23a273fbfff131eb24a76acc56f3cd1a0bdf51c20d4e8e995:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4b8d9cde6c9df0f23a273fbfff131eb24a76acc56f3cd1a0bdf51c20d4e8e995
Status:
ERROR
Block height:
39791497
Block id:
8ae916157977ebfa04236d1a06a6f70f1af9617ad8544595fe49866b33375a6c
Timestamp:
Thursday 27 October 2022 at 06:09:04 UTC
()
Proposer:
Authorizers:
Gas used:
46