Flow price: --
1c40d521ff318b90b11977494984c636963c14ebbc8f84fded6fb0ff20cbdc28

Transaction

Hash: 1c40d521ff318b90b11977494984c636963c14ebbc8f84fded6fb0ff20cbdc28
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1c40d521ff318b90b11977494984c636963c14ebbc8f84fded6fb0ff20cbdc28:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1c40d521ff318b90b11977494984c636963c14ebbc8f84fded6fb0ff20cbdc28
Status:
ERROR
Block height:
39980948
Block id:
396ce73ddc47ebaf99046a6cabc59caffe97aad83e208e1f6fffba07e9a8ff31
Timestamp:
Sunday 30 October 2022 at 10:08:12 UTC
()
Proposer:
Authorizers:
Gas used:
46