Flow price: --
9f5775ee95b45e0eedbb63c5d6e4ac849c0200f539177bcae1de5ff2bc856b04

Transaction

Hash: 9f5775ee95b45e0eedbb63c5d6e4ac849c0200f539177bcae1de5ff2bc856b04
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9f5775ee95b45e0eedbb63c5d6e4ac849c0200f539177bcae1de5ff2bc856b04:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9f5775ee95b45e0eedbb63c5d6e4ac849c0200f539177bcae1de5ff2bc856b04
Status:
ERROR
Block height:
40163531
Block id:
55b3d10116fb7c96ad5be12c8f53748869e45053af9ca4aefdfb38cef5a0fd0f
Timestamp:
Wednesday 2 November 2022 at 11:44:18 UTC
()
Proposer:
Authorizers:
Gas used:
47