Flow price: --
f7130d0263e8ff5892b95d29597cc4ad55f1a12d563d90dfae9b9c033d49ef93

Transaction

Hash: f7130d0263e8ff5892b95d29597cc4ad55f1a12d563d90dfae9b9c033d49ef93
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f7130d0263e8ff5892b95d29597cc4ad55f1a12d563d90dfae9b9c033d49ef93:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f7130d0263e8ff5892b95d29597cc4ad55f1a12d563d90dfae9b9c033d49ef93
Status:
ERROR
Block height:
40039440
Block id:
054ec632e7ee404529949caf1a94d8e8dd9dc3a869ecadeb576e4eca17173d78
Timestamp:
Monday 31 October 2022 at 09:30:19 UTC
()
Proposer:
Authorizers:
Gas used:
50