Flow price: --
e4d5fe72c6c634d8579dc5d2784152cee99a4960c412fd5951c0b681d8a872f7

Transaction

Hash: e4d5fe72c6c634d8579dc5d2784152cee99a4960c412fd5951c0b681d8a872f7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e4d5fe72c6c634d8579dc5d2784152cee99a4960c412fd5951c0b681d8a872f7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e4d5fe72c6c634d8579dc5d2784152cee99a4960c412fd5951c0b681d8a872f7
Status:
ERROR
Block height:
39803883
Block id:
672f7237c708e0907dcf858aacbde6a19950fa0fe2270e0858e6207b20073606
Timestamp:
Thursday 27 October 2022 at 11:08:36 UTC
()
Proposer:
Authorizers:
Gas used:
41