Flow price: --
695f518b6d4ac43ac3dc8082e278b8727bbc8e3145f01111535dc5685ca4f211

Transaction

Hash: 695f518b6d4ac43ac3dc8082e278b8727bbc8e3145f01111535dc5685ca4f211
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 695f518b6d4ac43ac3dc8082e278b8727bbc8e3145f01111535dc5685ca4f211:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
695f518b6d4ac43ac3dc8082e278b8727bbc8e3145f01111535dc5685ca4f211
Status:
ERROR
Block height:
40155677
Block id:
01009c45d5967db07930c16d806c7b49c1bdf93a0fda3479077e80804f8b3e35
Timestamp:
Wednesday 2 November 2022 at 08:33:10 UTC
()
Proposer:
Authorizers:
Gas used:
47