Flow price: --
670267baa67cb639bb9c9fecd6b5a99fa2ee0b9e79731953f52e09ac1b0b872e

Transaction

Hash: 670267baa67cb639bb9c9fecd6b5a99fa2ee0b9e79731953f52e09ac1b0b872e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 670267baa67cb639bb9c9fecd6b5a99fa2ee0b9e79731953f52e09ac1b0b872e: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:
670267baa67cb639bb9c9fecd6b5a99fa2ee0b9e79731953f52e09ac1b0b872e
Status:
ERROR
Block height:
39801110
Block id:
6888c05737c1a4f6d6567914f26726a4ec1279a0232e2c9684dd7de4b01d9b8f
Timestamp:
Thursday 27 October 2022 at 10:01:59 UTC
()
Proposer:
Authorizers:
Gas used:
48