Flow price: --
b083aef07a8cd881ebb19b7926decdd3e2721660db21e07159abbf058140a60f

Transaction

Hash: b083aef07a8cd881ebb19b7926decdd3e2721660db21e07159abbf058140a60f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b083aef07a8cd881ebb19b7926decdd3e2721660db21e07159abbf058140a60f: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:
b083aef07a8cd881ebb19b7926decdd3e2721660db21e07159abbf058140a60f
Status:
ERROR
Block height:
39859318
Block id:
7486e279f8ff99cacc09f91457c332419ac2a7fdf6061e2a8e5f08230ed56093
Timestamp:
Friday 28 October 2022 at 09:32:21 UTC
()
Proposer:
Authorizers:
Gas used:
47