Flow price: --
4a3b8f38836297b710f940d93cccf953dc791c32f5712f9eb31b75a0f530d56f

Transaction

Hash: 4a3b8f38836297b710f940d93cccf953dc791c32f5712f9eb31b75a0f530d56f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4a3b8f38836297b710f940d93cccf953dc791c32f5712f9eb31b75a0f530d56f: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:
4a3b8f38836297b710f940d93cccf953dc791c32f5712f9eb31b75a0f530d56f
Status:
ERROR
Block height:
39726768
Block id:
db3487994a51ec8f54cda107036374472d57179f2207fe2d3377105f7ec80f14
Timestamp:
Wednesday 26 October 2022 at 04:05:29 UTC
()
Proposer:
Authorizers:
Gas used:
49