Flow price: --
973aa15394d0cc6cdb0c371e8f5a171b9751f9ea52ded2af2d56271db156966e

Transaction

Hash: 973aa15394d0cc6cdb0c371e8f5a171b9751f9ea52ded2af2d56271db156966e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 973aa15394d0cc6cdb0c371e8f5a171b9751f9ea52ded2af2d56271db156966e: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:
973aa15394d0cc6cdb0c371e8f5a171b9751f9ea52ded2af2d56271db156966e
Status:
ERROR
Block height:
40007345
Block id:
54bc3fb74cce88b205559d9a0fc8dfdef9b9c418946d2b397f86c8c808ce2f28
Timestamp:
Sunday 30 October 2022 at 20:41:55 UTC
()
Proposer:
Authorizers:
Gas used:
50