Flow price: --
68bda600a69d73577c77b6d8f15e32308359c5d66204dc08ffb94583717a37bb

Transaction

Hash: 68bda600a69d73577c77b6d8f15e32308359c5d66204dc08ffb94583717a37bb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 68bda600a69d73577c77b6d8f15e32308359c5d66204dc08ffb94583717a37bb: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:
68bda600a69d73577c77b6d8f15e32308359c5d66204dc08ffb94583717a37bb
Status:
ERROR
Block height:
40037907
Block id:
fb8fbe05c55cf6671989f1e3ff395bc305a264b2b5bbf5409666cbe3b0d8b9d4
Timestamp:
Monday 31 October 2022 at 08:53:00 UTC
()
Proposer:
Authorizers:
Gas used:
47