Flow price: --
9e691d528640855158b4e15805a64cde1fb06f8d02b2ebdb137e02971721f71f

Transaction

Hash: 9e691d528640855158b4e15805a64cde1fb06f8d02b2ebdb137e02971721f71f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9e691d528640855158b4e15805a64cde1fb06f8d02b2ebdb137e02971721f71f: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:
9e691d528640855158b4e15805a64cde1fb06f8d02b2ebdb137e02971721f71f
Status:
ERROR
Block height:
39854164
Block id:
c7e88bd36673aea350975bd790f076091c83c9e8eb4fbdf5c5eff21a861bd060
Timestamp:
Friday 28 October 2022 at 07:27:53 UTC
()
Proposer:
Authorizers:
Gas used:
46