Flow price: --
c3d545fa9b0f6da4a555258f024a9eab471d385921e971199e948eb9b5337730

Transaction

Hash: c3d545fa9b0f6da4a555258f024a9eab471d385921e971199e948eb9b5337730
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c3d545fa9b0f6da4a555258f024a9eab471d385921e971199e948eb9b5337730:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c3d545fa9b0f6da4a555258f024a9eab471d385921e971199e948eb9b5337730
Status:
ERROR
Block height:
40113078
Block id:
9b4f0ef07459eeab32567a65183183efb9006d7e917c1bafe460e85c7f9950a3
Timestamp:
Tuesday 1 November 2022 at 15:12:27 UTC
()
Proposer:
Authorizers:
Gas used:
49