Flow price: --
e8520caa61a9d51fff26785e925b9531c304c01a5ed50a01b7efc53b941346fe

Transaction

Hash: e8520caa61a9d51fff26785e925b9531c304c01a5ed50a01b7efc53b941346fe
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e8520caa61a9d51fff26785e925b9531c304c01a5ed50a01b7efc53b941346fe: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:
e8520caa61a9d51fff26785e925b9531c304c01a5ed50a01b7efc53b941346fe
Status:
ERROR
Block height:
40127933
Block id:
f6a4972358c56d58add975dd7fa764d5734cc02c67940344715d781b44630c9a
Timestamp:
Tuesday 1 November 2022 at 21:15:28 UTC
()
Proposer:
Authorizers:
Gas used:
47