Flow price: --
de509fde3fe1fffabea99199d9d7062eb739b77ea4698914f282995861b824e6

Transaction

Hash: de509fde3fe1fffabea99199d9d7062eb739b77ea4698914f282995861b824e6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> de509fde3fe1fffabea99199d9d7062eb739b77ea4698914f282995861b824e6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
de509fde3fe1fffabea99199d9d7062eb739b77ea4698914f282995861b824e6
Status:
ERROR
Block height:
39913232
Block id:
b96e643ac024eec40e0a84c99eaa9294ab123e70ae4a00f581a9758ff788812e
Timestamp:
Saturday 29 October 2022 at 07:03:49 UTC
()
Proposer:
Authorizers:
Gas used:
50