Flow price: --
3e934e25af14c4f0b9fd71b9d654d2faf857ae7a81e33eeba5aaa2ddf4e926dd

Transaction

Hash: 3e934e25af14c4f0b9fd71b9d654d2faf857ae7a81e33eeba5aaa2ddf4e926dd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3e934e25af14c4f0b9fd71b9d654d2faf857ae7a81e33eeba5aaa2ddf4e926dd: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:
3e934e25af14c4f0b9fd71b9d654d2faf857ae7a81e33eeba5aaa2ddf4e926dd
Status:
ERROR
Block height:
40051794
Block id:
bd64a52209b46a8c14f75bbb19e57790c6fd8d9d7714c6fac819d4ddffa9d0db
Timestamp:
Monday 31 October 2022 at 14:29:33 UTC
()
Proposer:
Authorizers:
Gas used:
52