Flow price: --
4b1ad3fe149954949c7ac3510d9fcdfce1ee64cf94a271a155f0cdbbcfea21eb

Transaction

Hash: 4b1ad3fe149954949c7ac3510d9fcdfce1ee64cf94a271a155f0cdbbcfea21eb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4b1ad3fe149954949c7ac3510d9fcdfce1ee64cf94a271a155f0cdbbcfea21eb: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:
4b1ad3fe149954949c7ac3510d9fcdfce1ee64cf94a271a155f0cdbbcfea21eb
Status:
ERROR
Block height:
40056598
Block id:
ce246a090f4991c969df92397c1794a52638a55bb5fccd9b2839db0a5e29832e
Timestamp:
Monday 31 October 2022 at 16:26:48 UTC
()
Proposer:
Authorizers:
Gas used:
50