Flow price: --
a39e55e290c0b29051deabb1f569526349ee26715c7f40ef0717cb7464012c9f

Transaction

Hash: a39e55e290c0b29051deabb1f569526349ee26715c7f40ef0717cb7464012c9f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a39e55e290c0b29051deabb1f569526349ee26715c7f40ef0717cb7464012c9f: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:
a39e55e290c0b29051deabb1f569526349ee26715c7f40ef0717cb7464012c9f
Status:
ERROR
Block height:
40044042
Block id:
a3d14f25d8fbd4f39691edd8533ff12eaad55b5d7b44245bfffe7952fd2c774f
Timestamp:
Monday 31 October 2022 at 11:22:02 UTC
()
Proposer:
Authorizers:
Gas used:
48