Flow price: --
e1fa4b9b723e53fb38503a1d84b8af615838a8236d4245d7e24e32bac540952d

Transaction

Hash: e1fa4b9b723e53fb38503a1d84b8af615838a8236d4245d7e24e32bac540952d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e1fa4b9b723e53fb38503a1d84b8af615838a8236d4245d7e24e32bac540952d: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:
e1fa4b9b723e53fb38503a1d84b8af615838a8236d4245d7e24e32bac540952d
Status:
ERROR
Block height:
40104113
Block id:
2911796d5379282615f5209cc0e219a89a51fb8fe4f27919a7cfdb80dd88c5e8
Timestamp:
Tuesday 1 November 2022 at 11:35:09 UTC
()
Proposer:
Authorizers:
Gas used:
50