Flow price: --
8cd14929d0f1d6922abbb0936130292cf265e9cce45b4e0446ee33398785d5dc

Transaction

Hash: 8cd14929d0f1d6922abbb0936130292cf265e9cce45b4e0446ee33398785d5dc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8cd14929d0f1d6922abbb0936130292cf265e9cce45b4e0446ee33398785d5dc: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:
8cd14929d0f1d6922abbb0936130292cf265e9cce45b4e0446ee33398785d5dc
Status:
ERROR
Block height:
40125265
Block id:
505ad8ee09ea6203cf70fd0352fd2a184b7c0c59aee1d29ee30ef38b55d69054
Timestamp:
Tuesday 1 November 2022 at 20:10:09 UTC
()
Proposer:
Authorizers:
Gas used:
50