Flow price: --
5c602646abe78f1eb5e41849e6a4e4a30524336f4a73097fcd9ec6eede72e5b7

Transaction

Hash: 5c602646abe78f1eb5e41849e6a4e4a30524336f4a73097fcd9ec6eede72e5b7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5c602646abe78f1eb5e41849e6a4e4a30524336f4a73097fcd9ec6eede72e5b7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5c602646abe78f1eb5e41849e6a4e4a30524336f4a73097fcd9ec6eede72e5b7
Status:
ERROR
Block height:
40158757
Block id:
978e13423afec9130e29f1a3909709c240411e430a7a022c1e6da0baa1fb2523
Timestamp:
Wednesday 2 November 2022 at 09:47:46 UTC
()
Proposer:
Authorizers:
Gas used:
48