Flow price: --
18755d2527345c0b8f12adef568b3e0a1c35333bb0934c760c5ce88f87fed87c

Transaction

Hash: 18755d2527345c0b8f12adef568b3e0a1c35333bb0934c760c5ce88f87fed87c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 18755d2527345c0b8f12adef568b3e0a1c35333bb0934c760c5ce88f87fed87c: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:
18755d2527345c0b8f12adef568b3e0a1c35333bb0934c760c5ce88f87fed87c
Status:
ERROR
Block height:
39994800
Block id:
4b53c20c213f64fa6987d8cb45cdfb552174c3407020a25b5e3ad9297dfa8c60
Timestamp:
Sunday 30 October 2022 at 15:40:39 UTC
()
Proposer:
Authorizers:
Gas used:
47