Flow price: --
3579bee57834f94ea85460c5db86df895a55f4eaa8561934f5e0f461a8cc30a4

Transaction

Hash: 3579bee57834f94ea85460c5db86df895a55f4eaa8561934f5e0f461a8cc30a4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3579bee57834f94ea85460c5db86df895a55f4eaa8561934f5e0f461a8cc30a4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3579bee57834f94ea85460c5db86df895a55f4eaa8561934f5e0f461a8cc30a4
Status:
ERROR
Block height:
40135036
Block id:
44f6f1bdfc1bf2b00d64b5400c8d3fc61634c3ba78ccf04c4bbfb651c26e506b
Timestamp:
Wednesday 2 November 2022 at 00:10:13 UTC
()
Proposer:
Authorizers:
Gas used:
47