Flow price: --
942f43ec28c4547e8574db4e1a44aa61c66a1be1fb381e00ff85fd3f06e80635

Transaction

Hash: 942f43ec28c4547e8574db4e1a44aa61c66a1be1fb381e00ff85fd3f06e80635
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 942f43ec28c4547e8574db4e1a44aa61c66a1be1fb381e00ff85fd3f06e80635:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
942f43ec28c4547e8574db4e1a44aa61c66a1be1fb381e00ff85fd3f06e80635
Status:
ERROR
Block height:
40164283
Block id:
b3195c9aed8d46168aacf093946ee2d362d4ac0feca0a390048787c419351ce4
Timestamp:
Wednesday 2 November 2022 at 12:02:23 UTC
()
Proposer:
Authorizers:
Gas used:
45