Flow price: --
f8a3937982fdbeae690a6b860663069906d7406094b25e9f7f9ed09429d74ec9

Transaction

Hash: f8a3937982fdbeae690a6b860663069906d7406094b25e9f7f9ed09429d74ec9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f8a3937982fdbeae690a6b860663069906d7406094b25e9f7f9ed09429d74ec9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f8a3937982fdbeae690a6b860663069906d7406094b25e9f7f9ed09429d74ec9
Status:
ERROR
Block height:
39857984
Block id:
5e4cb448af52085d0ed16f263bdf2ce40d484f9ca18e1f83c6c1bafe1b74668b
Timestamp:
Friday 28 October 2022 at 09:00:23 UTC
()
Proposer:
Authorizers:
Gas used:
46