Flow price: --
8c09c57f6196468fa026842dc64cb3e4ddcdc3744b5309f507c7c5af30171a57

Transaction

Hash: 8c09c57f6196468fa026842dc64cb3e4ddcdc3744b5309f507c7c5af30171a57
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8c09c57f6196468fa026842dc64cb3e4ddcdc3744b5309f507c7c5af30171a57:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8c09c57f6196468fa026842dc64cb3e4ddcdc3744b5309f507c7c5af30171a57
Status:
ERROR
Block height:
40045078
Block id:
88e9b9e86bb73b51b757fe3529fe4b40b820eb73842058ef34ed47b5d68aaa31
Timestamp:
Monday 31 October 2022 at 11:46:58 UTC
()
Proposer:
Authorizers:
Gas used:
47