Flow price: --
e73e4840ead093503475bc488134e043b3b9a096c51d7fc5cc824621a428abaf

Transaction

Hash: e73e4840ead093503475bc488134e043b3b9a096c51d7fc5cc824621a428abaf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e73e4840ead093503475bc488134e043b3b9a096c51d7fc5cc824621a428abaf: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:
e73e4840ead093503475bc488134e043b3b9a096c51d7fc5cc824621a428abaf
Status:
ERROR
Block height:
39967384
Block id:
a79fcd91d2efa278b5480c4269d58c2ea137c25fe0f54a8c53999ad44f4da64f
Timestamp:
Sunday 30 October 2022 at 04:42:35 UTC
()
Proposer:
Authorizers:
Gas used:
47