Flow price: --
409f4c7b8148b8e384952fe08c31f993cd40b42630cfeb3483c6602da245b2c3

Transaction

Hash: 409f4c7b8148b8e384952fe08c31f993cd40b42630cfeb3483c6602da245b2c3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 409f4c7b8148b8e384952fe08c31f993cd40b42630cfeb3483c6602da245b2c3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
409f4c7b8148b8e384952fe08c31f993cd40b42630cfeb3483c6602da245b2c3
Status:
ERROR
Block height:
39965376
Block id:
6cd5d611e74d560fab5f8fd1c64f6f526d61d7b30eee8803b4cc6ca94d20839c
Timestamp:
Sunday 30 October 2022 at 03:54:26 UTC
()
Proposer:
Authorizers:
Gas used:
47