Flow price: --
bda3a85b96242841f5ea1ebf6219059d4cc3d5549c35276964dd9e3c17e19abb

Transaction

Hash: bda3a85b96242841f5ea1ebf6219059d4cc3d5549c35276964dd9e3c17e19abb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bda3a85b96242841f5ea1ebf6219059d4cc3d5549c35276964dd9e3c17e19abb: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:
bda3a85b96242841f5ea1ebf6219059d4cc3d5549c35276964dd9e3c17e19abb
Status:
ERROR
Block height:
40021794
Block id:
4bb53feaedbdc97b3bada194f1a7b4c4d9c3fb746ad54d5c0c95e2b7212e60f5
Timestamp:
Monday 31 October 2022 at 02:25:18 UTC
()
Proposer:
Authorizers:
Gas used:
47