Flow price: --
3a1bf0c7aa73cb225dc6cb834b625be4cef0e53cade8b6f7c15f0e163f62c75f

Transaction

Hash: 3a1bf0c7aa73cb225dc6cb834b625be4cef0e53cade8b6f7c15f0e163f62c75f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3a1bf0c7aa73cb225dc6cb834b625be4cef0e53cade8b6f7c15f0e163f62c75f: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:
3a1bf0c7aa73cb225dc6cb834b625be4cef0e53cade8b6f7c15f0e163f62c75f
Status:
ERROR
Block height:
39816033
Block id:
d3a6abe95b04c34cbc5e646d11554704a19c226f6fd48031b09625899d29dd1d
Timestamp:
Thursday 27 October 2022 at 16:03:32 UTC
()
Proposer:
Authorizers:
Gas used:
46