Flow price: --
e641ae70f53f15049bd15227262ff6cf12b4ce49acea9b9d54b31dbfff6d386b

Transaction

Hash: e641ae70f53f15049bd15227262ff6cf12b4ce49acea9b9d54b31dbfff6d386b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e641ae70f53f15049bd15227262ff6cf12b4ce49acea9b9d54b31dbfff6d386b: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:
e641ae70f53f15049bd15227262ff6cf12b4ce49acea9b9d54b31dbfff6d386b
Status:
ERROR
Block height:
39874749
Block id:
54ffd6a3cfb7f917067b59bcdfb93cc83393a97518075ace9e91b6bfb2734c98
Timestamp:
Friday 28 October 2022 at 15:43:56 UTC
()
Proposer:
Authorizers:
Gas used:
49