Flow price: --
846e1af3cf47f553e6658105a74937eaf758e14fc127f20ef1fa5be48ca586ff

Transaction

Hash: 846e1af3cf47f553e6658105a74937eaf758e14fc127f20ef1fa5be48ca586ff
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 846e1af3cf47f553e6658105a74937eaf758e14fc127f20ef1fa5be48ca586ff: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:
846e1af3cf47f553e6658105a74937eaf758e14fc127f20ef1fa5be48ca586ff
Status:
ERROR
Block height:
39977746
Block id:
6a09f6e0b13228422784256260e0bbf420755feeb51b75d8977813063ec3f764
Timestamp:
Sunday 30 October 2022 at 08:51:42 UTC
()
Proposer:
Authorizers:
Gas used:
48