Flow price: --
4af96382c95855e0d14f7d6c047ea738785d5cff4894efe416452a2d3c9d4659

Transaction

Hash: 4af96382c95855e0d14f7d6c047ea738785d5cff4894efe416452a2d3c9d4659
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4af96382c95855e0d14f7d6c047ea738785d5cff4894efe416452a2d3c9d4659:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4af96382c95855e0d14f7d6c047ea738785d5cff4894efe416452a2d3c9d4659
Status:
ERROR
Block height:
39671686
Block id:
9665a5a01560f803bc0ada3c351022c16a4d60b960c357bc241f6c37fb5a5cd6
Timestamp:
Tuesday 25 October 2022 at 05:58:49 UTC
()
Proposer:
Authorizers:
Gas used:
47