Flow price: --
a2dd914147c90472d0b86f1396f6400dd0572643b748d451b70d9fdd193cd7ec

Transaction

Hash: a2dd914147c90472d0b86f1396f6400dd0572643b748d451b70d9fdd193cd7ec
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a2dd914147c90472d0b86f1396f6400dd0572643b748d451b70d9fdd193cd7ec: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:
a2dd914147c90472d0b86f1396f6400dd0572643b748d451b70d9fdd193cd7ec
Status:
ERROR
Block height:
39751886
Block id:
1d6622554e700222e6e559b0ace7fc36619b8cd920ddb903b33f63e2d63a56ed
Timestamp:
Wednesday 26 October 2022 at 14:12:11 UTC
()
Proposer:
Authorizers:
Gas used:
47