Flow price: --
af21fc849c19f96321201bb67066f6707ba786e8e7dee448538853bcd972dcb3

Transaction

Hash: af21fc849c19f96321201bb67066f6707ba786e8e7dee448538853bcd972dcb3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> af21fc849c19f96321201bb67066f6707ba786e8e7dee448538853bcd972dcb3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
af21fc849c19f96321201bb67066f6707ba786e8e7dee448538853bcd972dcb3
Status:
ERROR
Block height:
39729792
Block id:
d1276d9a80a762e3ba3531f697b1b93539a01346448f5fa6b4f44c6324df5f42
Timestamp:
Wednesday 26 October 2022 at 05:18:41 UTC
()
Proposer:
Authorizers:
Gas used:
49