Flow price: --
f8356a7245c04e550fede3dfdbe09058da6436c84c9319a48f29c774cb2cb0b3

Transaction

Hash: f8356a7245c04e550fede3dfdbe09058da6436c84c9319a48f29c774cb2cb0b3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f8356a7245c04e550fede3dfdbe09058da6436c84c9319a48f29c774cb2cb0b3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f8356a7245c04e550fede3dfdbe09058da6436c84c9319a48f29c774cb2cb0b3
Status:
ERROR
Block height:
39842421
Block id:
5b390333a7194b0eae905beeccd581e3c5c647e739a8e91a23f763c15666ac03
Timestamp:
Friday 28 October 2022 at 02:42:41 UTC
()
Proposer:
Authorizers:
Gas used:
46