Flow price: --
f01a5e00d2353f8f5dc58fecc783a61ca8e2035b2dd9c72d51cce8661644d0cc

Transaction

Hash: f01a5e00d2353f8f5dc58fecc783a61ca8e2035b2dd9c72d51cce8661644d0cc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f01a5e00d2353f8f5dc58fecc783a61ca8e2035b2dd9c72d51cce8661644d0cc: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:
f01a5e00d2353f8f5dc58fecc783a61ca8e2035b2dd9c72d51cce8661644d0cc
Status:
ERROR
Block height:
39854741
Block id:
6520fa81905ae339eb1cd3ac7b63359711afe69c999c5db8e9980adbdc1a22bf
Timestamp:
Friday 28 October 2022 at 07:42:01 UTC
()
Proposer:
Authorizers:
Gas used:
46