Flow price: --
d8554a4333fd8f98cb2bf77046b9ad08fa08bb8b1f40e9f3070284607e01219e

Transaction

Hash: d8554a4333fd8f98cb2bf77046b9ad08fa08bb8b1f40e9f3070284607e01219e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d8554a4333fd8f98cb2bf77046b9ad08fa08bb8b1f40e9f3070284607e01219e: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:
d8554a4333fd8f98cb2bf77046b9ad08fa08bb8b1f40e9f3070284607e01219e
Status:
ERROR
Block height:
40093797
Block id:
c633565c76fb8d4599bb8326875b61551d9a8d960424806874c35c91a79c470e
Timestamp:
Tuesday 1 November 2022 at 07:24:18 UTC
()
Proposer:
Authorizers:
Gas used:
46