Flow price: --
b74e85c186448f4d0d8d793632813a04f7d0dc86db2ff90fc03151119770a342

Transaction

Hash: b74e85c186448f4d0d8d793632813a04f7d0dc86db2ff90fc03151119770a342
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b74e85c186448f4d0d8d793632813a04f7d0dc86db2ff90fc03151119770a342:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b74e85c186448f4d0d8d793632813a04f7d0dc86db2ff90fc03151119770a342
Status:
ERROR
Block height:
40170369
Block id:
b048ca0aec52468882d67396343288324d42c5b9b1e66a817dfe3510dd935903
Timestamp:
Wednesday 2 November 2022 at 14:29:28 UTC
()
Proposer:
Authorizers:
Gas used:
49