Flow price: --
338f983465666ff6e30bc6fc8de3208773a4d0f1d687f94213c99a8ba04c7fb8

Transaction

Hash: 338f983465666ff6e30bc6fc8de3208773a4d0f1d687f94213c99a8ba04c7fb8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 338f983465666ff6e30bc6fc8de3208773a4d0f1d687f94213c99a8ba04c7fb8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
338f983465666ff6e30bc6fc8de3208773a4d0f1d687f94213c99a8ba04c7fb8
Status:
ERROR
Block height:
39817693
Block id:
fa9cbf6a2fd8abf4d5b024ec0a0b6d416d5a8adca5d3eafabbc5d7ecc477b8fd
Timestamp:
Thursday 27 October 2022 at 16:43:53 UTC
()
Proposer:
Authorizers:
Gas used:
50