Flow price: --
f2b13918137e68b69f2829a0b7d89cfbb0f7ad6f8c27fdafd8462c0d312fe609

Transaction

Hash: f2b13918137e68b69f2829a0b7d89cfbb0f7ad6f8c27fdafd8462c0d312fe609
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f2b13918137e68b69f2829a0b7d89cfbb0f7ad6f8c27fdafd8462c0d312fe609:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f2b13918137e68b69f2829a0b7d89cfbb0f7ad6f8c27fdafd8462c0d312fe609
Status:
ERROR
Block height:
39933317
Block id:
8b3f77c52c1b1a50032d7cbd8c4d865edd12e077f2079d1cefdb7ef274735983
Timestamp:
Saturday 29 October 2022 at 15:10:11 UTC
()
Proposer:
Authorizers:
Gas used:
46