Flow price: --
f8a55e0ae859be5a1c43fd07035b71dd315e2091eaf991db8e462518e0ec039e

Transaction

Hash: f8a55e0ae859be5a1c43fd07035b71dd315e2091eaf991db8e462518e0ec039e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f8a55e0ae859be5a1c43fd07035b71dd315e2091eaf991db8e462518e0ec039e: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:
f8a55e0ae859be5a1c43fd07035b71dd315e2091eaf991db8e462518e0ec039e
Status:
ERROR
Block height:
40026592
Block id:
6ad1ba889a2ed9ba49f4c3b7532f5f404052b6d5cbd31dc281e8d59f5108a88a
Timestamp:
Monday 31 October 2022 at 04:20:28 UTC
()
Proposer:
Authorizers:
Gas used:
49