Flow price: --
2015c878bc50441f406e29801b562c4cf7a271f8d76a8d2a873b8658a402ee2f

Transaction

Hash: 2015c878bc50441f406e29801b562c4cf7a271f8d76a8d2a873b8658a402ee2f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2015c878bc50441f406e29801b562c4cf7a271f8d76a8d2a873b8658a402ee2f: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:
2015c878bc50441f406e29801b562c4cf7a271f8d76a8d2a873b8658a402ee2f
Status:
ERROR
Block height:
40111494
Block id:
18b3ffa60633d3d16e97ed70299429e63ff978097412c07b3e47666f94cb4db3
Timestamp:
Tuesday 1 November 2022 at 14:34:17 UTC
()
Proposer:
Authorizers:
Gas used:
47