Flow price: --
415257f526289effee59c66d1eb55e238b08d5f17abaed3349c586f5e3581f62

Transaction

Hash: 415257f526289effee59c66d1eb55e238b08d5f17abaed3349c586f5e3581f62
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 415257f526289effee59c66d1eb55e238b08d5f17abaed3349c586f5e3581f62:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
415257f526289effee59c66d1eb55e238b08d5f17abaed3349c586f5e3581f62
Status:
ERROR
Block height:
40070675
Block id:
9b442eabc39ec274269a3ddbe8b8b4c70879ae01621e38091cc2ce72a66ba109
Timestamp:
Monday 31 October 2022 at 22:05:38 UTC
()
Proposer:
Authorizers:
Gas used:
46