Flow price: --
e735b1fe3fa273d2645d309463969beb99e44a166a769aae5d81c2d7c479457a

Transaction

Hash: e735b1fe3fa273d2645d309463969beb99e44a166a769aae5d81c2d7c479457a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e735b1fe3fa273d2645d309463969beb99e44a166a769aae5d81c2d7c479457a: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:
e735b1fe3fa273d2645d309463969beb99e44a166a769aae5d81c2d7c479457a
Status:
ERROR
Block height:
40153522
Block id:
17880fc8de99db2c152cd4f8cfffc990023ced190349cb0ffe2932dd6d408d5f
Timestamp:
Wednesday 2 November 2022 at 07:40:42 UTC
()
Proposer:
Authorizers:
Gas used:
46