Flow price: --
4f8055758c20eefefb3c0d3b14c50d8d1d3289e32509697fd52d09d509c509f2

Transaction

Hash: 4f8055758c20eefefb3c0d3b14c50d8d1d3289e32509697fd52d09d509c509f2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4f8055758c20eefefb3c0d3b14c50d8d1d3289e32509697fd52d09d509c509f2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4f8055758c20eefefb3c0d3b14c50d8d1d3289e32509697fd52d09d509c509f2
Status:
ERROR
Block height:
40135016
Block id:
f97775f70af128f45fc4b9b142d244ccbf2bf20d4556840285103673d469b14d
Timestamp:
Wednesday 2 November 2022 at 00:09:45 UTC
()
Proposer:
Authorizers:
Gas used:
47