Flow price: --
2a9e72f9d7b56aa4bde7e58eb0b364dc49736db49c96751202753187ac874d37

Transaction

Hash: 2a9e72f9d7b56aa4bde7e58eb0b364dc49736db49c96751202753187ac874d37
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2a9e72f9d7b56aa4bde7e58eb0b364dc49736db49c96751202753187ac874d37:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2a9e72f9d7b56aa4bde7e58eb0b364dc49736db49c96751202753187ac874d37
Status:
ERROR
Block height:
40131500
Block id:
8b155422ca8f2bf9fd28ed6358160e9a8dc7906bf40e10122c47465191c1c35e
Timestamp:
Tuesday 1 November 2022 at 22:43:37 UTC
()
Proposer:
Authorizers:
Gas used:
46