Flow price: --
feb060fcfaf5e352fa56cf0638e9bdf8a4a8fb6a9790ee75a9fdfadef71e3227

Transaction

Hash: feb060fcfaf5e352fa56cf0638e9bdf8a4a8fb6a9790ee75a9fdfadef71e3227
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> feb060fcfaf5e352fa56cf0638e9bdf8a4a8fb6a9790ee75a9fdfadef71e3227:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
feb060fcfaf5e352fa56cf0638e9bdf8a4a8fb6a9790ee75a9fdfadef71e3227
Status:
ERROR
Block height:
40148143
Block id:
2435d01fc490de3c3abbb86b911e4e8e71fdf99d2ad572c2537547c4d3dbd423
Timestamp:
Wednesday 2 November 2022 at 05:28:53 UTC
()
Proposer:
Authorizers:
Gas used:
47