Flow price: --
b34fd64c6de6e4dc7f6e6d06a2603efeb261f04b3d917582a8386212d1534058

Transaction

Hash: b34fd64c6de6e4dc7f6e6d06a2603efeb261f04b3d917582a8386212d1534058
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b34fd64c6de6e4dc7f6e6d06a2603efeb261f04b3d917582a8386212d1534058:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b34fd64c6de6e4dc7f6e6d06a2603efeb261f04b3d917582a8386212d1534058
Status:
ERROR
Block height:
39877813
Block id:
81097df9caeadff4cf75bcf9f1ac4c17edf0058ca08cfbd08fe24ee116ec55af
Timestamp:
Friday 28 October 2022 at 16:56:52 UTC
()
Proposer:
Authorizers:
Gas used:
48