Flow price: --
68561d460421a308d2dcaf81239eee2c7b6fc970fb18940ebcae449cca6eb054

Transaction

Hash: 68561d460421a308d2dcaf81239eee2c7b6fc970fb18940ebcae449cca6eb054
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 68561d460421a308d2dcaf81239eee2c7b6fc970fb18940ebcae449cca6eb054:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
68561d460421a308d2dcaf81239eee2c7b6fc970fb18940ebcae449cca6eb054
Status:
ERROR
Block height:
39877723
Block id:
7480cc78108bb2fa8211b455d9918eae94a147d17f204f3217ccccf90cb99a7a
Timestamp:
Friday 28 October 2022 at 16:54:44 UTC
()
Proposer:
Authorizers:
Gas used:
52