Flow price: --
873c0a0f18a986cc8a0ac6f2172283b73a56793b90a25db0f331596be0333a37

Transaction

Hash: 873c0a0f18a986cc8a0ac6f2172283b73a56793b90a25db0f331596be0333a37
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 873c0a0f18a986cc8a0ac6f2172283b73a56793b90a25db0f331596be0333a37:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
873c0a0f18a986cc8a0ac6f2172283b73a56793b90a25db0f331596be0333a37
Status:
ERROR
Block height:
40048354
Block id:
d3d9b5841e9832b5b9ddc975f3f875819d641723a5a4b4b59e3fd52e4fc10a73
Timestamp:
Monday 31 October 2022 at 13:06:27 UTC
()
Proposer:
Authorizers:
Gas used:
46