Flow price: --
b5918de325a5fb7479f8acdeaac12da4bff89b459f9b013092bf8860db4435b7

Transaction

Hash: b5918de325a5fb7479f8acdeaac12da4bff89b459f9b013092bf8860db4435b7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b5918de325a5fb7479f8acdeaac12da4bff89b459f9b013092bf8860db4435b7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b5918de325a5fb7479f8acdeaac12da4bff89b459f9b013092bf8860db4435b7
Status:
ERROR
Block height:
39737430
Block id:
efed25d7eccd7f2a7542057bdf0b88cd77e80323b57137b043e3f83b3e089f09
Timestamp:
Wednesday 26 October 2022 at 08:22:44 UTC
()
Proposer:
Authorizers:
Gas used:
50