Flow price: --
a5144dc5f7135006b11118924e96fa406ec70eb1073b0b88377f467d28ba9ea7

Transaction

Hash: a5144dc5f7135006b11118924e96fa406ec70eb1073b0b88377f467d28ba9ea7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a5144dc5f7135006b11118924e96fa406ec70eb1073b0b88377f467d28ba9ea7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a5144dc5f7135006b11118924e96fa406ec70eb1073b0b88377f467d28ba9ea7
Status:
ERROR
Block height:
40097690
Block id:
9429c29baaff23ff9e0edd9354d92620a881a4dde6e63ddaf616c4ec8e40a8a3
Timestamp:
Tuesday 1 November 2022 at 08:59:05 UTC
()
Proposer:
Authorizers:
Gas used:
47