Flow price: --
e912e225a5d3d678cb279c312bca9362822e76cc0c21e742b269fb5f2c40b202

Transaction

Hash: e912e225a5d3d678cb279c312bca9362822e76cc0c21e742b269fb5f2c40b202
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e912e225a5d3d678cb279c312bca9362822e76cc0c21e742b269fb5f2c40b202:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e912e225a5d3d678cb279c312bca9362822e76cc0c21e742b269fb5f2c40b202
Status:
ERROR
Block height:
39976173
Block id:
3263d4bd0f24ece56899d59eb2df68120220645ab4c73b2ba06935b77b5f92ea
Timestamp:
Sunday 30 October 2022 at 08:14:20 UTC
()
Proposer:
Authorizers:
Gas used:
49