Flow price: --
3f34b335330537377f94289bb7fa06b35c57e44d9b1b507c1c6f5803935ea6b7

Transaction

Hash: 3f34b335330537377f94289bb7fa06b35c57e44d9b1b507c1c6f5803935ea6b7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3f34b335330537377f94289bb7fa06b35c57e44d9b1b507c1c6f5803935ea6b7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3f34b335330537377f94289bb7fa06b35c57e44d9b1b507c1c6f5803935ea6b7
Status:
ERROR
Block height:
39857218
Block id:
f8c20440f490dcc501c4864a7ec3d9deb4c4a659a3d11f48e8761d72eb4973e2
Timestamp:
Friday 28 October 2022 at 08:41:50 UTC
()
Proposer:
Authorizers:
Gas used:
47