Flow price: --
26ab5a804a482eda29cb08401644266f0458c5f322c5e86c7af5ae070af6008b

Transaction

Hash: 26ab5a804a482eda29cb08401644266f0458c5f322c5e86c7af5ae070af6008b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 26ab5a804a482eda29cb08401644266f0458c5f322c5e86c7af5ae070af6008b: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:
26ab5a804a482eda29cb08401644266f0458c5f322c5e86c7af5ae070af6008b
Status:
ERROR
Block height:
39960575
Block id:
22706579371c4a49c60c3bd72853fc9a993c3eef70e8e4f64ddbe9f4761a36e4
Timestamp:
Sunday 30 October 2022 at 01:59:32 UTC
()
Proposer:
Authorizers:
Gas used:
47