Flow price: --
6539e4bb4c7e2c8e7dd2f1837cdd80d4d89d9b194879ca9c2f997df3aec97562

Transaction

Hash: 6539e4bb4c7e2c8e7dd2f1837cdd80d4d89d9b194879ca9c2f997df3aec97562
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6539e4bb4c7e2c8e7dd2f1837cdd80d4d89d9b194879ca9c2f997df3aec97562:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6539e4bb4c7e2c8e7dd2f1837cdd80d4d89d9b194879ca9c2f997df3aec97562
Status:
ERROR
Block height:
40105356
Block id:
a4aa431a6791b67b7701688cbe9d3f601ef0839bfc23df81debd8872704bab16
Timestamp:
Tuesday 1 November 2022 at 12:05:15 UTC
()
Proposer:
Authorizers:
Gas used:
46