Flow price: --
4e6ccae8b1b71e4a1abe391f752afcf25e09619e9ae589c9c6c82901f99cbe46

Transaction

Hash: 4e6ccae8b1b71e4a1abe391f752afcf25e09619e9ae589c9c6c82901f99cbe46
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4e6ccae8b1b71e4a1abe391f752afcf25e09619e9ae589c9c6c82901f99cbe46:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4e6ccae8b1b71e4a1abe391f752afcf25e09619e9ae589c9c6c82901f99cbe46
Status:
ERROR
Block height:
40111144
Block id:
e60e0ed6767548a49dc6a858b6dfc65b777d41b6d0faead6985cd2a57ad1885c
Timestamp:
Tuesday 1 November 2022 at 14:25:40 UTC
()
Proposer:
Authorizers:
Gas used:
49