Flow price: --
85f80d2f28c71f7b9a60fddaa4168faa73045322f931ca5d3d2fb98ee819dc66

Transaction

Hash: 85f80d2f28c71f7b9a60fddaa4168faa73045322f931ca5d3d2fb98ee819dc66
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 85f80d2f28c71f7b9a60fddaa4168faa73045322f931ca5d3d2fb98ee819dc66:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
85f80d2f28c71f7b9a60fddaa4168faa73045322f931ca5d3d2fb98ee819dc66
Status:
ERROR
Block height:
39906016
Block id:
c68b5f9e103db445d74ab65648749656ba1f555bb8e5482c71c59fb9ce0596ea
Timestamp:
Saturday 29 October 2022 at 04:10:22 UTC
()
Proposer:
Authorizers:
Gas used:
45