Flow price: --
28fc982b35acf92b8e6509c3a741fe77b079bd21077dd1c1731e3849dfeb1181

Transaction

Hash: 28fc982b35acf92b8e6509c3a741fe77b079bd21077dd1c1731e3849dfeb1181
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 28fc982b35acf92b8e6509c3a741fe77b079bd21077dd1c1731e3849dfeb1181:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
28fc982b35acf92b8e6509c3a741fe77b079bd21077dd1c1731e3849dfeb1181
Status:
ERROR
Block height:
40099154
Block id:
40ddb8c221b9f39698c9275af354245ca085ca6342970386e7cc3bf1f9294a9e
Timestamp:
Tuesday 1 November 2022 at 09:34:47 UTC
()
Proposer:
Authorizers:
Gas used:
49