Flow price: --
990f9685a13c193ac35f8850d5ae55c7b8109844a45709e82d0e5149fd6c6d0c

Transaction

Hash: 990f9685a13c193ac35f8850d5ae55c7b8109844a45709e82d0e5149fd6c6d0c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 990f9685a13c193ac35f8850d5ae55c7b8109844a45709e82d0e5149fd6c6d0c: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:
990f9685a13c193ac35f8850d5ae55c7b8109844a45709e82d0e5149fd6c6d0c
Status:
ERROR
Block height:
39977171
Block id:
f1ee7fa7db1adb3ea22852569217bb8f411e1e7215b89ac8c955d7606473208c
Timestamp:
Sunday 30 October 2022 at 08:37:56 UTC
()
Proposer:
Authorizers:
Gas used:
48