Flow price: --
e684fd9e8a58a1e0455b0eb64a58b8f6c4ecbfe8660144ed136493bf482a3ea8

Transaction

Hash: e684fd9e8a58a1e0455b0eb64a58b8f6c4ecbfe8660144ed136493bf482a3ea8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e684fd9e8a58a1e0455b0eb64a58b8f6c4ecbfe8660144ed136493bf482a3ea8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e684fd9e8a58a1e0455b0eb64a58b8f6c4ecbfe8660144ed136493bf482a3ea8
Status:
ERROR
Block height:
40105005
Block id:
4d927fdd58b88d11890265fae5d4c17c82844883d068752f043dd1abc7b2d334
Timestamp:
Tuesday 1 November 2022 at 11:56:50 UTC
()
Proposer:
Authorizers:
Gas used:
47