Flow price: --
0011a4443a0263d053c9a4c145b1bfe86ad25da97fd305ab124ccb8d786d8737

Transaction

Hash: 0011a4443a0263d053c9a4c145b1bfe86ad25da97fd305ab124ccb8d786d8737
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0011a4443a0263d053c9a4c145b1bfe86ad25da97fd305ab124ccb8d786d8737:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0011a4443a0263d053c9a4c145b1bfe86ad25da97fd305ab124ccb8d786d8737
Status:
ERROR
Block height:
39760299
Block id:
d47f35a402f991461f38c47d5ec10e9e6dc6df01ffa41ad37ce0d5c89e81c1a8
Timestamp:
Wednesday 26 October 2022 at 17:35:50 UTC
()
Proposer:
Authorizers:
Gas used:
46