Flow price: --
5163b2c39a1080208425870c8224b9b3e48ba8bfbc622dfb043b5aa4c03180d8

Transaction

Hash: 5163b2c39a1080208425870c8224b9b3e48ba8bfbc622dfb043b5aa4c03180d8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5163b2c39a1080208425870c8224b9b3e48ba8bfbc622dfb043b5aa4c03180d8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5163b2c39a1080208425870c8224b9b3e48ba8bfbc622dfb043b5aa4c03180d8
Status:
ERROR
Block height:
40051084
Block id:
6397354ab27df54dbfb3d3bdafa67fe84c1ad8d20fc30f554b393e4df0f675b0
Timestamp:
Monday 31 October 2022 at 14:12:06 UTC
()
Proposer:
Authorizers:
Gas used:
47