Flow price: --
416487fe3725df30bee693ea0b164a60ce7b98d5401121b582a8ae9d36e8bc1b

Transaction

Hash: 416487fe3725df30bee693ea0b164a60ce7b98d5401121b582a8ae9d36e8bc1b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 416487fe3725df30bee693ea0b164a60ce7b98d5401121b582a8ae9d36e8bc1b: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:
416487fe3725df30bee693ea0b164a60ce7b98d5401121b582a8ae9d36e8bc1b
Status:
ERROR
Block height:
40151485
Block id:
fe42a48df02e34655c2e563500dd30d5ce169e11f64b3240843688a6c3758f2f
Timestamp:
Wednesday 2 November 2022 at 06:50:47 UTC
()
Proposer:
Authorizers:
Gas used:
50