Flow price: --
cf752e8a32ee6daf80f9b3b4ee149ffa1b915970436d81e4de9fb598a3134fcb

Transaction

Hash: cf752e8a32ee6daf80f9b3b4ee149ffa1b915970436d81e4de9fb598a3134fcb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cf752e8a32ee6daf80f9b3b4ee149ffa1b915970436d81e4de9fb598a3134fcb: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:
cf752e8a32ee6daf80f9b3b4ee149ffa1b915970436d81e4de9fb598a3134fcb
Status:
ERROR
Block height:
39864886
Block id:
b504da14d0d2fabd790a6892d52eb44ed90606a3c63f71920ee7681e3dfb568f
Timestamp:
Friday 28 October 2022 at 11:46:52 UTC
()
Proposer:
Authorizers:
Gas used:
49