Flow price: --
be97f7cf9143ecda72af1ebacc8966040fa74425ce3a4121ebe4f8fc207391af

Transaction

Hash: be97f7cf9143ecda72af1ebacc8966040fa74425ce3a4121ebe4f8fc207391af
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> be97f7cf9143ecda72af1ebacc8966040fa74425ce3a4121ebe4f8fc207391af: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:
be97f7cf9143ecda72af1ebacc8966040fa74425ce3a4121ebe4f8fc207391af
Status:
ERROR
Block height:
40037746
Block id:
3d4eef05b085511f8f4e35dd030cc2eaac38ec5cff9f184bec61a98030d31962
Timestamp:
Monday 31 October 2022 at 08:49:05 UTC
()
Proposer:
Authorizers:
Gas used:
47