Flow price: --
0707c85a44b9849e57db41d7f64b6b1f202e26fa309ddfff71f9b6613a6714b2

Transaction

Hash: 0707c85a44b9849e57db41d7f64b6b1f202e26fa309ddfff71f9b6613a6714b2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0707c85a44b9849e57db41d7f64b6b1f202e26fa309ddfff71f9b6613a6714b2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0707c85a44b9849e57db41d7f64b6b1f202e26fa309ddfff71f9b6613a6714b2
Status:
ERROR
Block height:
39851905
Block id:
01f86d125048b8c4c9f3c6feb753679495b88d3f01bff0057a901f8072649f59
Timestamp:
Friday 28 October 2022 at 06:32:08 UTC
()
Proposer:
Authorizers:
Gas used:
47