Flow price: --
42c31d47248823e02af0737a8b946e1b4d0bf1b02399cb1c9fcdf55c2d0c065b

Transaction

Hash: 42c31d47248823e02af0737a8b946e1b4d0bf1b02399cb1c9fcdf55c2d0c065b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 42c31d47248823e02af0737a8b946e1b4d0bf1b02399cb1c9fcdf55c2d0c065b: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:
42c31d47248823e02af0737a8b946e1b4d0bf1b02399cb1c9fcdf55c2d0c065b
Status:
ERROR
Block height:
39981343
Block id:
38cced3c8db5f9e978fc0e572cc527bb869ae12875d0d4b9c3d19f30bc8391ef
Timestamp:
Sunday 30 October 2022 at 10:17:28 UTC
()
Proposer:
Authorizers:
Gas used:
46