Flow price: --
3ea9ef4d516ba0f5724d7d90ebe10b4f15ea2611abd887a9074d3c6ad4867b42

Transaction

Hash: 3ea9ef4d516ba0f5724d7d90ebe10b4f15ea2611abd887a9074d3c6ad4867b42
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3ea9ef4d516ba0f5724d7d90ebe10b4f15ea2611abd887a9074d3c6ad4867b42:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3ea9ef4d516ba0f5724d7d90ebe10b4f15ea2611abd887a9074d3c6ad4867b42
Status:
ERROR
Block height:
40107171
Block id:
343fd87b0830bd986e7365fe0d3c48cea6fbf38a6bda1bb11901d366ffa944d6
Timestamp:
Tuesday 1 November 2022 at 12:49:16 UTC
()
Proposer:
Authorizers:
Gas used:
50