Flow price: --
2d80b9aef55f1fb73d7796641d073db102c2b6ccc36340e40ae3e0ef16d7b492

Transaction

Hash: 2d80b9aef55f1fb73d7796641d073db102c2b6ccc36340e40ae3e0ef16d7b492
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2d80b9aef55f1fb73d7796641d073db102c2b6ccc36340e40ae3e0ef16d7b492:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2d80b9aef55f1fb73d7796641d073db102c2b6ccc36340e40ae3e0ef16d7b492
Status:
ERROR
Block height:
40133592
Block id:
056f450c85ec142fea9eb63ac846817b5fecbdcb906e81605e23527b99b3b26c
Timestamp:
Tuesday 1 November 2022 at 23:34:52 UTC
()
Proposer:
Authorizers:
Gas used:
47