Flow price: --
65574b3b2f5ec5ca6a4f62bda6360e5ed5378f1bfba93bd32bb8c905ad991c66

Transaction

Hash: 65574b3b2f5ec5ca6a4f62bda6360e5ed5378f1bfba93bd32bb8c905ad991c66
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 65574b3b2f5ec5ca6a4f62bda6360e5ed5378f1bfba93bd32bb8c905ad991c66:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
65574b3b2f5ec5ca6a4f62bda6360e5ed5378f1bfba93bd32bb8c905ad991c66
Status:
ERROR
Block height:
39866062
Block id:
42cb8d0dccfe2cb453e15c5ecede52dfc87f5b1c8eadd14446d78db45aad922c
Timestamp:
Friday 28 October 2022 at 12:15:02 UTC
()
Proposer:
Authorizers:
Gas used:
48