Flow price: --
f1b2cb793412f0e20b8f0d6093e6ed62be291b5125e1db2cf3f030de9c0e5499

Transaction

Hash: f1b2cb793412f0e20b8f0d6093e6ed62be291b5125e1db2cf3f030de9c0e5499
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f1b2cb793412f0e20b8f0d6093e6ed62be291b5125e1db2cf3f030de9c0e5499:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f1b2cb793412f0e20b8f0d6093e6ed62be291b5125e1db2cf3f030de9c0e5499
Status:
ERROR
Block height:
39810609
Block id:
a077bd23e0bb4542e069787c21b1dfe48d6a39a90662357cf17faf5ce983e95b
Timestamp:
Thursday 27 October 2022 at 13:52:27 UTC
()
Proposer:
Authorizers:
Gas used:
47