Flow price: --
9520e63dd7ac298bf9c14ad77504621a82a4eea0b85b145d0bb6e321a9bf7735

Transaction

Hash: 9520e63dd7ac298bf9c14ad77504621a82a4eea0b85b145d0bb6e321a9bf7735
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9520e63dd7ac298bf9c14ad77504621a82a4eea0b85b145d0bb6e321a9bf7735:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9520e63dd7ac298bf9c14ad77504621a82a4eea0b85b145d0bb6e321a9bf7735
Status:
ERROR
Block height:
40095545
Block id:
672bca561231b147538b7840d65ff00e85f681dda535a214a78a03e55270ed35
Timestamp:
Tuesday 1 November 2022 at 08:06:52 UTC
()
Proposer:
Authorizers:
Gas used:
47