Flow price: --
273341cbf28d1b0d46e92d393315883ce4cf1217b0f4e8208e65994e74e90b0d

Transaction

Hash: 273341cbf28d1b0d46e92d393315883ce4cf1217b0f4e8208e65994e74e90b0d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 273341cbf28d1b0d46e92d393315883ce4cf1217b0f4e8208e65994e74e90b0d: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:
273341cbf28d1b0d46e92d393315883ce4cf1217b0f4e8208e65994e74e90b0d
Status:
ERROR
Block height:
40126530
Block id:
a9a62fe6ad736131750cf49b7793451c2de72f8ecbd012289a6c5672e2bcb4ab
Timestamp:
Tuesday 1 November 2022 at 20:40:46 UTC
()
Proposer:
Authorizers:
Gas used:
47