Flow price: --
01bdbe74d3e2744addd5da9e282ea48ad25f8a3b8a91add107781e1b76a19e87

Transaction

Hash: 01bdbe74d3e2744addd5da9e282ea48ad25f8a3b8a91add107781e1b76a19e87
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 01bdbe74d3e2744addd5da9e282ea48ad25f8a3b8a91add107781e1b76a19e87:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
01bdbe74d3e2744addd5da9e282ea48ad25f8a3b8a91add107781e1b76a19e87
Status:
ERROR
Block height:
39800071
Block id:
b8fe3c44312008f9a2cee6120fa14063badff88c0a520a61ac8306becb0cbe45
Timestamp:
Thursday 27 October 2022 at 09:37:20 UTC
()
Proposer:
Authorizers:
Gas used:
50