Flow price: --
b94fb30915813ff920c73cb4978156a6dc6f47d2e7cde2d71ba9c4bfccb6b648

Transaction

Hash: b94fb30915813ff920c73cb4978156a6dc6f47d2e7cde2d71ba9c4bfccb6b648
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b94fb30915813ff920c73cb4978156a6dc6f47d2e7cde2d71ba9c4bfccb6b648:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b94fb30915813ff920c73cb4978156a6dc6f47d2e7cde2d71ba9c4bfccb6b648
Status:
ERROR
Block height:
39854975
Block id:
c7082ae6a9b9a9b6795062fc48ce7f43ba692e052b6b9f8825711f1ad958b59c
Timestamp:
Friday 28 October 2022 at 07:47:46 UTC
()
Proposer:
Authorizers:
Gas used:
47