Flow price: --
ba80927518ac155a580c7a6082fb8f846b073fe816a7f7d4fbe2dd440094274b

Transaction

Hash: ba80927518ac155a580c7a6082fb8f846b073fe816a7f7d4fbe2dd440094274b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ba80927518ac155a580c7a6082fb8f846b073fe816a7f7d4fbe2dd440094274b: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:
ba80927518ac155a580c7a6082fb8f846b073fe816a7f7d4fbe2dd440094274b
Status:
ERROR
Block height:
40107923
Block id:
ec305e921281c5125dee5ab73ff0ac4f6eb69b6d16ade26c8a052fd0e3290ab0
Timestamp:
Tuesday 1 November 2022 at 13:07:26 UTC
()
Proposer:
Authorizers:
Gas used:
47